build(deps): bump actions/cache from v2.1.4 to v2.1.5 (#3811)

Bumps [actions/cache](https://github.com/actions/cache) from v2.1.4 to v2.1.5.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v2.1.4...1a9e2138d905efd099035b49d8b7a3888c653ca8)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/pull_request.yml

@@ -46,7 +46,7 @@ jobs:
         repository: ${{ github.event.pull_request.head.repo.full_name }}
 
     - name: Restore dependency cache
-      uses: actions/cache@v2.1.4
+      uses: actions/cache@v2.1.5
       with:
         path: ~/.m2/repository
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
@@ -93,7 +93,7 @@ jobs:
         repository: ${{ github.event.pull_request.head.repo.full_name }}
 
     - name: Restore dependency cache
-      uses: actions/cache@v2.1.4
+      uses: actions/cache@v2.1.5
       with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
@@ -115,7 +115,7 @@ jobs:
         node-version: '12'
 
     - name: Restore Tests dependency cache
-      uses: actions/cache@v2.1.4
+      uses: actions/cache@v2.1.5
       with:
           path: |
             ~/cache

.github/workflows/snapshot_release.yml

@@ -19,7 +19,7 @@ jobs:
     - uses: actions/checkout@v2.3.4
 
     - name: Restore dependency cache
-      uses: actions/cache@v2.1.4
+      uses: actions/cache@v2.1.5
       with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
@@ -51,7 +51,7 @@ jobs:
       run: ./refine build
 
     - name: Restore Tests dependency cache
-      uses: actions/cache@v2.1.4
+      uses: actions/cache@v2.1.5
       with:
           path: |
             ~/cache
@@ -115,7 +115,7 @@ jobs:
         fetch-depth: 0 # This is wasteful, but needed for git describe
 
     - name: Restore dependency cache
-      uses: actions/cache@v2.1.4
+      uses: actions/cache@v2.1.5
       with:
         path: ~/.m2/repository
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}