remove sha_short

Signed-off-by: Alex Boten <223565+codeboten@users.noreply.github.com>

Author: codeboten

.github/workflows/opampsupervisor-release.yaml

@@ -60,9 +60,6 @@ jobs:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - shell: bash
-        run: |
-          echo "sha_short=$(git rev-parse --short HEAD)" >> $GITHUB_ENV          
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@90a3faa9d0182683851fbfa97ca1a2cb983bfca3 # v6.2.1
         with: