[various] updated GitHub workflow actions to newer versions (#631)

* updated setup java action to v5 and java verson configured to 21

* updated google java format action to v4

* updated checkout action to v5

* updated analyzer to v3

* updated dependabot to monitor GitHub actions

Author: MaikuB

.github/dependabot.yml

@@ -6,3 +6,7 @@ updates:
       interval: "weekly"
     ignore:
       - dependency-name: "com.android.tools.build:gradle"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/format.yml

@@ -8,19 +8,19 @@ jobs:
   java_format:
     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'
-      - uses: axel-op/googlejavaformat-action@v3
+          java-version: '21'
+      - uses: axel-op/googlejavaformat-action@v4
         with:
           args: '--skip-sorting-imports --replace'
 
   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

.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
@@ -29,19 +29,19 @@ 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
   build_example_android_stable:
     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
@@ -55,11 +55,11 @@ jobs:
       name: Build Android example app (3.29)
       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
@@ -74,7 +74,7 @@ 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
@@ -88,7 +88,7 @@ jobs:
     name: Build iOS example app (3.29)
     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 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
@@ -117,7 +117,7 @@ jobs:
     name: Build macOS example app (3.29)
     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: Run all unit tests (Dart)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: subosito/flutter-action@v2
         with:
           channel: stable