Bump weaverfi from 1.37.2 to 1.38.1 in /functions

Bumps [weaverfi](https://github.com/WeaverFi/weaverfi) from 1.37.2 to 1.38.1.
- [Commits](https://github.com/WeaverFi/weaverfi/commits)

---
updated-dependencies:
- dependency-name: weaverfi
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

functions/package.json

@@ -20,6 +20,6 @@
     "firebase-functions": "^4.2.1",
     "request-ip": "^3.3.0",
     "swagger-ui-express": "^4.3.0",
-    "weaverfi": "1.37.2"
+    "weaverfi": "1.38.1"
   }
 }