fix: use GITOPS_REPO_URL with GHCR auth

.woodpecker.yml

@@ -59,11 +59,13 @@ steps:
         from_secret: GHCR_TOKEN
       GHCR_USERNAME:
         from_secret: GHCR_USERNAME
+      GITOPS_REPO_URL:
+        from_secret: GITOPS_REPO_URL
     commands:
       - |
         set -e
         echo "Updating GitOps for ${SERVICE}"
-        git clone https://${GHCR_USERNAME}:${GHCR_TOKEN}@github.com/Traceworks2023/nxtgauge-gitops.git /tmp/gitops
+        git clone https://${GHCR_USERNAME}:${GHCR_TOKEN}@${GITOPS_REPO_URL} /tmp/gitops
         cd /tmp/gitops
         git checkout main
         BACKEND_OVERLAY="apps/nxtgauge-backend-rust/overlays/prod"