chore: setting up for release v2.3.0

app/build.gradle

@@ -12,8 +12,8 @@ android {
         applicationId "com.sduduzog.slimlauncher"
         minSdkVersion 16
         targetSdkVersion 28
-        versionCode 30
-        versionName "2.2.8"
+        versionCode 31
+        versionName "2.2.9-beta"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
     }