workflows,docs: bump github action versions

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

.github/workflows/deploy_docker-image.yml

@@ -9,13 +9,13 @@ jobs:
 
     steps:
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           path: backstage
           ref: v${{ github.event.client_payload.version }}
 
       - name: setup-node
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v3
         with:
           node-version: 16.x
           registry-url: https://registry.npmjs.org/
@@ -23,7 +23,7 @@ jobs:
       # Beginning of yarn setup, keep in sync between all workflows.
       # TODO(Rugvip): move this to composite action once all features we use are supported
       - name: use node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node-version }}
           registry-url: https://registry.npmjs.org/ # Needed for auth
@@ -31,7 +31,7 @@ jobs:
       # Cache every node_modules folder inside the monorepo
       - name: cache all node_modules
         id: cache-modules
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: '**/node_modules'
           # We use both yarn.lock and package.json as cache keys to ensure that
@@ -47,7 +47,7 @@ jobs:
         run: echo "::set-output name=dir::$(yarn cache dir)"
 
       - name: cache global yarn cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         if: steps.cache-modules.outputs.cache-hit != 'true'
         with:
           path: ${{ steps.yarn-cache.outputs.dir }}