build(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] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
         with:
           node-version: ${{steps.node.outputs.version}}
       - name: Set up cache
-        uses: actions/[email protected].5
+        uses: actions/[email protected].6
         id: cache
         with:
           path: '**/node_modules'
@@ -53,7 +53,7 @@ jobs:
         with:
           node-version: ${{steps.node.outputs.version}}
       - name: Set up cache
-        uses: actions/[email protected].5
+        uses: actions/[email protected].6
         id: cache
         with:
           path: '**/node_modules'
@@ -84,7 +84,7 @@ jobs:
         with:
           node-version: ${{steps.node.outputs.version}}
       - name: Set up cache
-        uses: actions/[email protected].5
+        uses: actions/[email protected].6
         id: cache
         with:
           path: '**/node_modules'

.github/workflows/release.yml

@@ -40,7 +40,7 @@ jobs:
         with:
           node-version: ${{steps.node.outputs.version}}
       - name: Set up cache
-        uses: actions/[email protected].5
+        uses: actions/[email protected].6
         id: cache
         with:
           path: '**/node_modules'