fix(deploy): skip VMAgent preflight before CRD install

.gitea/tests/deploy-validation.sh

@@ -73,6 +73,20 @@ fi
 grep -q 'MISSING OR UNREADABLE: app/credentials' "$scratch/secrets.log"
 # API/rendering errors must not produce an empty reference list and pass.
 kubectl() { return 1; }
+if ! skip_uninstalled_vmagent_crd "$REPO/prometheus-stack/k8s/vmagent.yaml"; then
+  echo 'VMAgent preflight did not skip an uninstalled CRD' >&2
+  exit 1
+fi
+kubectl() { return 0; }
+if skip_uninstalled_vmagent_crd "$REPO/prometheus-stack/k8s/vmagent.yaml"; then
+  echo 'VMAgent preflight skipped an installed CRD' >&2
+  exit 1
+fi
+if skip_uninstalled_vmagent_crd "$REPO/prometheus-stack/k8s/victoria.yaml"; then
+  echo 'VMAgent preflight skipped an unrelated manifest' >&2
+  exit 1
+fi
+kubectl() { return 1; }
 if check_referenced_secrets >"$scratch/secrets.log"; then
   echo 'Secret check accepted a failed manifest render' >&2
   exit 1