fix: force push in update-argocd-metadata.yml (#1010)

Apparently there can be inconsistency causing failure

We should simply force push to ignore that inconsistency

.github/workflows/update-argocd-metadata.yml

@@ -57,4 +57,4 @@ jobs:
         git config --global user.email 'bot@loculus.org'
         git add config.json
         git commit -m "Update config.json"
-        git push
+        git push --force