chore: drop Docker build GHA cache (#32684)

.github/workflows/command-pr-build.yml

@@ -138,8 +138,6 @@ jobs:
           platforms: ${{ needs.prep.outputs.platforms }}
           push: true
           tags: evcc/evcc:pr-${{ github.event.issue.number }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
 
   report:
     name: Report

.github/workflows/nightly-docker.yml

@@ -13,7 +13,6 @@ jobs:
 
     permissions:
       contents: read
-      actions: read
 
     steps:
       - uses: actions/checkout@v7
@@ -22,13 +21,6 @@ jobs:
           fetch-depth: 0
           persist-credentials: false
 
-      - name: Get dist from cache
-        uses: actions/cache/restore@v6
-        id: cache-dist
-        with:
-          path: dist
-          key: ${{ runner.os }}-${{ github.sha }}-dist
-
       - name: Login
         uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4
         with:
@@ -54,8 +46,6 @@ jobs:
           platforms: linux/amd64,linux/arm64,linux/arm/v6
           push: true
           tags: ${{ steps.meta.outputs.tags }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
 
       - name: Delete old nightly.* tags
         run: |