build(deps): bump actions/cache from 2 to 3 (#928)

Bumps [actions/cache](https://github.com/actions/cache) from 2 to 3.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](https://github.com/actions/cache/compare/v2...v3)

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

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

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

.github/workflows/tests.yml

@@ -35,7 +35,7 @@ jobs:
         go-version: ${{ env.GO_VERSION }}
 
     - name: Cache go modules  
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: |
           ~/go/pkg/mod
@@ -89,7 +89,7 @@ jobs:
         go-version: ${{ env.GO_VERSION }}
 
     - name: Cache go modules  
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: |
           ~/go/pkg/mod
@@ -133,7 +133,7 @@ jobs:
         node-version: '10.8.x'
 
     - name: Cache Node.js modules
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ~/.npm
         key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}