fix zizmor findings

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

.github/workflows/docker-releases-json.yml

@@ -4,6 +4,9 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
+permissions:
+  contents: read
+
 on:
   workflow_dispatch:
   schedule:
@@ -25,20 +28,22 @@ jobs:
       tag_patterns: |
         ^docker-(.*)$
         ^(v.*)$
-    secrets: inherit
 
   open-pr:
     runs-on: ubuntu-24.04
     if: github.event_name != 'pull_request'
+    permissions:
+      contents: write
+      pull-requests: write
     needs:
       - generate
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       -
         name: Download
-        uses: actions/download-artifact@v8
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
           name: docker-releases-json
           path: .github