Bump actions/cache from 2.1.6 to 2.1.7

Bumps [actions/cache](https://github.com/actions/cache) from 2.1.6 to 2.1.7.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](actions/cache@v2.1.6...v2.1.7)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/ci-examples.yml

@@ -21,7 +21,7 @@ jobs:
           java-version: '8.0.302'
           distribution: temurin
       - name: Cache Gradle Home files
-        uses: actions/[email protected].6
+        uses: actions/[email protected].7
         continue-on-error: true
         with:
           path: ~/.gradle/caches
@@ -49,7 +49,7 @@ jobs:
           java-version: '8.0.302'
           distribution: temurin
       - name: Cache Gradle Home files
-        uses: actions/[email protected].6
+        uses: actions/[email protected].7
         continue-on-error: true
         with:
           path: ~/.gradle/caches

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
           java-version: '8.0.302'
           distribution: temurin
       - name: Cache Gradle Home files
-        uses: actions/[email protected].6
+        uses: actions/[email protected].7
         with:
           path: ~/.gradle/caches
           key: ${{ runner.os }}-gradle-home-testmatrix-${{ hashFiles('**/*.gradle') }}
@@ -55,7 +55,7 @@ jobs:
           java-version: '8.0.302'
           distribution: temurin
       - name: Cache Gradle Home files
-        uses: actions/[email protected].6
+        uses: actions/[email protected].7
         continue-on-error: true
         with:
           path: ~/.gradle/caches