update release-rc.yml

.github/workflows/release-rc.yml

@@ -11,10 +11,6 @@ jobs:
 
     runs-on: ubuntu-latest
 
-    strategy:
-      matrix:
-        platform: [linux/amd64, linux/arm64]
-
     steps:
     - uses: actions/checkout@v3
       with:
@@ -28,7 +24,7 @@ jobs:
       id: meta
       uses: docker/metadata-action@v4
       with:
-        images: weseek/growi,ghcr.io/weseek/growi
+        images: weseek/growi
         tags: |
           type=raw,value=${{ steps.package-json.outputs.packageVersion }}
           type=raw,value=${{ steps.package-json.outputs.packageVersion }}.{{sha}}