[CHORE] Bump version to 1.15.0 (#962)

android/app/build.gradle

@@ -109,7 +109,7 @@ android {
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode VERSIONCODE as Integer
-        versionName "1.14.0"
+        versionName "1.15.0"
         vectorDrawables.useSupportLibrary = true
     }
 

ios/RocketChatRN/Info.plist

@@ -17,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.14.0</string>
+	<string>1.15.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleURLTypes</key>