Bump version to 2.40.2

- Update versionName for the node examiner cancellation telemetry patch release
- Prepare v2.40.2 for GitHub release and Play rollout

🤖 Auto-generated

Author: OwenMcGirr

app/build.gradle.kts

@@ -20,7 +20,7 @@ android {
         minSdk = 29
         targetSdk = 36
         versionCode = gitVersionCode()
-        versionName = "2.40.1"
+        versionName = "2.40.2"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {