Remove system-reserved secret

Author: gfrn

.github/workflows/_dist.yml

@@ -2,9 +2,6 @@ name: Create and publish a Docker image
 
 on:
   workflow_call:
-    secrets:
-      GITHUB_TOKEN:
-        required: true
 
 env:
   REGISTRY: ghcr.io

.github/workflows/ci.yml

@@ -28,5 +28,3 @@ jobs:
     uses: ./.github/workflows/_dist.yml
     permissions:
       contents: write
-    secrets:
-      CODECOV_TOKEN: ${{ secrets.GITHUB_TOKEN }}