Bump react-native-gesture-handler from 2.28.0 to 2.31.0 in /mobile

Bumps [react-native-gesture-handler](https://github.com/software-mansion/react-native-gesture-handler) from 2.28.0 to 2.31.0.
- [Release notes](https://github.com/software-mansion/react-native-gesture-handler/releases)
- [Commits](software-mansion/react-native-gesture-handler@2.28.0...v2.31.0)

---
updated-dependencies:
- dependency-name: react-native-gesture-handler
  dependency-version: 2.31.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

mobile/package-lock.json

@@ -24,7 +24,7 @@
     "expo-web-browser": "~15.0.10",
     "react": "19.1.0",
     "react-native": "0.81.5",
-    "react-native-gesture-handler": "~2.28.0",
+    "react-native-gesture-handler": "~2.31.0",
     "react-native-razorpay": "^2.3.1",
     "react-native-safe-area-context": "~5.6.0",
     "react-native-screens": "~4.16.0",