fix: add missing permissions in GitHub action

Author: fredj

.github/workflows/ci.yaml

@@ -6,20 +6,18 @@ on:
     - cron: "2 2 * * SUN"
   push:
 
+permissions:
+  contents: read
+  packages: write
+
 jobs:
   build:
 
     runs-on: ubuntu-latest
     timeout-minutes: 120
 
     steps:
-    - uses: actions/checkout@v2
-
-    - uses: camptocamp/initialise-gopass-summon-action@v2
-      with:
-        ci-gpg-private-key: ${{secrets.CI_GPG_PRIVATE_KEY}}
-        github-gopass-ci-token: ${{secrets.GOPASS_CI_GITHUB_TOKEN}}
-        patterns: docker
+    - uses: actions/checkout@v4
 
     - name: "Build images"
       env: