[various] updated various GitHub actions to latest versions (#2708)

* updated setup java action to v5 and java version to use to 21

* updated checkout action to v5

* updated dart analyzer action to v3

* setup dependabot to monitor GitHub actions

Author: MaikuB

.github/dependabot.yml

@@ -16,3 +16,7 @@ updates:
     directory: "/flutter_local_notifications"
     schedule:
       interval: "daily"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/format.yml

@@ -8,7 +8,7 @@ jobs:
   java_format:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
@@ -20,7 +20,7 @@ jobs:
   objc_format:
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Test
         run: |
           which clang-format || brew install clang-format
@@ -32,7 +32,7 @@ jobs:
   swift_format:
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Test
         run: |
           which swiftlint || brew install swiftlint
@@ -44,7 +44,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install latest clang-format
         run: |

.github/workflows/validate.yml

@@ -20,7 +20,7 @@ jobs:
     name: Run Dart Analyzer
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -30,15 +30,15 @@ jobs:
       - name: Install Tools
         run: ./.github/workflows/scripts/install-tools.sh
       - name: Analyze
-        uses: invertase/github-action-dart-analyzer@v1
+        uses: invertase/github-action-dart-analyzer@v3
         with:
           fatal-infos: true
           fatal-warnings: true
   format:
     name: Dart formatting checks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -52,11 +52,11 @@ jobs:
     name: Build Android example app (stable channel)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-java@v4
+      - uses: actions/checkout@v5
+      - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
-          java-version: '17'
+          java-version: '21'
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -70,11 +70,11 @@ jobs:
       name: Build Android example app (3.22)
       runs-on: ubuntu-latest
       steps:
-        - uses: actions/checkout@v4
-        - uses: actions/setup-java@v4
+        - uses: actions/checkout@v5
+        - uses: actions/setup-java@v5
           with:
             distribution: 'zulu'
-            java-version: '17'
+            java-version: '21'
         - uses: subosito/flutter-action@v2
           with:
             channel: stable
@@ -89,7 +89,7 @@ jobs:
     name: Build iOS example app (stable channel)
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -103,7 +103,7 @@ jobs:
     name: Build iOS example app (3.22)
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -118,7 +118,7 @@ jobs:
     name: Build macOS example app (stable channel)
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -132,7 +132,7 @@ jobs:
     name: Build macOS example app (3.22)
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -147,7 +147,7 @@ jobs:
     name: Build Linux example app (stable channel)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -165,7 +165,7 @@ jobs:
     name: Build Linux example app (3.22)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -184,7 +184,7 @@ jobs:
     name: Build Windows example app (stable channel)
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -209,7 +209,7 @@ jobs:
     name: Build Windows example app (3.22)
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -235,7 +235,7 @@ jobs:
     name: Run all unit tests except for Windows (Dart)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -249,11 +249,11 @@ jobs:
     name: Run all unit tests (Android)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-java@v4
+      - uses: actions/checkout@v5
+      - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
-          java-version: '17'
+          java-version: '21'
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -267,7 +267,7 @@ jobs:
     name: Run Windows unit tests (Dart)
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable
@@ -287,11 +287,11 @@ jobs:
   #   name: Run integration tests (Android)
   #   runs-on: ubuntu-latest
   #   steps:
-  #     - uses: actions/checkout@v4
-  #     - uses: actions/setup-java@v4
+  #     - uses: actions/checkout@v5
+  #     - uses: actions/setup-java@v5
   #       with:
   #         distribution: 'zulu'
-  #         java-version: '17'
+  #         java-version: '21'
   #     - uses: subosito/flutter-action@v2
   #       with:
   #         channel: stable
@@ -316,7 +316,7 @@ jobs:
     name: Run integration tests (iOS)
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable