chore(deps): bump actions/cache from 2.1.5 to 2.1.6

Bumps [actions/cache](https://github.com/actions/cache) from 2.1.5 to 2.1.6.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](actions/cache@v2.1.5...v2.1.6)

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

.github/workflows/go.yml

@@ -42,7 +42,7 @@ jobs:
         with:
           go-version: 1.15.1
       - name: Cache Go modules
-        uses: actions/cache@v2.1.5
+        uses: actions/cache@v2.1.6
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
@@ -99,7 +99,7 @@ jobs:
         uses: actions/setup-go@v2
         with:
           go-version: ${{ matrix.golang }}
-      - uses: actions/cache@v2.1.5
+      - uses: actions/cache@v2.1.6
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ matrix.golang }}-${{ hashFiles('**/go.sum') }}
@@ -142,7 +142,7 @@ jobs:
         uses: actions/setup-go@v2
         with:
           go-version: ${{ matrix.golang }}
-      - uses: actions/cache@v2.1.5
+      - uses: actions/cache@v2.1.6
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ matrix.golang }}-${{ hashFiles('**/go.sum') }}

.github/workflows/release.yml

@@ -30,7 +30,7 @@ jobs:
       -
         name: Cache Go modules
         if: steps.semantic.outputs.new-release-published == 'true'
-        uses: actions/cache@v2.1.5
+        uses: actions/cache@v2.1.6
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}