Bump actions/setup-java from 1 to 2.1.0

Bumps [actions/setup-java](https://github.com/actions/setup-java) from 1 to 2.1.0.
- [Release notes](https://github.com/actions/setup-java/releases)
- [Commits](actions/setup-java@v1...v2.1.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci-examples.yml

@@ -15,7 +15,7 @@ jobs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-java@v1
+      - uses: actions/setup-java@v2.1.0
         with:
           java-version: '1.8'
       - name: Cache Gradle Home files
@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-java@v1
+      - uses: actions/setup-java@v2.1.0
         with:
           java-version: '1.8'
       - name: Cache Gradle Home files

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-java@v1
+      - uses: actions/setup-java@v2.1.0
         with:
           java-version: '1.8'
       - name: Cache Gradle Home files
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-java@v1
+      - uses: actions/setup-java@v2.1.0
         with:
           java-version: '1.8'
       - name: Cache Gradle Home files