build: dodge broken version of promisify

Author: feywind

package.json

@@ -53,7 +53,7 @@
     "@google-cloud/paginator": "^5.0.0",
     "@google-cloud/precise-date": "^4.0.0",
     "@google-cloud/projectify": "^4.0.0",
-    "@google-cloud/promisify": "^4.0.0",
+    "@google-cloud/promisify": "~4.0.0",
     "@opentelemetry/api": "~1.9.0",
     "@opentelemetry/semantic-conventions": "~1.26.0",
     "arrify": "^2.0.0",