update version to 1.5.1RC2

CHANGELOG

+1.5.0RC2 API-v5 beta
+features:
+* replace MLKit with FOSS QR code scanning library zxing
+* implement auth token support for invite codes
+* updated translations
+
+bugfix:
+* fix typos in strings
+* fix introducer handling when switching providers
+* fix resetting obfuscation settings when switching providers
+* always default to bridges in case a provider was setup via an invite token
+* fix crash in obfsvpn
+* fix crash while entering invalid invite code
+
 1.5.0RC1 API-v5 beta
 features:
 - support new provider config API (beta)

app/build.gradle

@@ -32,8 +32,8 @@ android {
     // the factor 1000 is used so that gplay users can upgrade from split apks ((current version number - 1) * 1000) + n
     // to extracted bundle apks, supplied by google
     // however we don't calculate the versionCode here, because F-Droid doesn't like that
-    versionCode 177000
-    versionName "1.5.0RC1"
+    versionCode 178000
+    versionName "1.5.0RC2"
     compileSdk 34
     minSdkVersion 21
     targetSdkVersion 34