Bump version to 1.50.5 (15005)

Change-Id: Ibc7bd0d61f0e55aa2473575df5d90e5043d17f24
diff --git a/app/build.gradle b/app/build.gradle
index 9fd500f..4ef4feb 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,8 +6,8 @@
         applicationId "com.fairphone.updater"
         minSdkVersion 23
         targetSdkVersion 30
-        versionCode 15004
-        versionName '1.50.4'
+        versionCode 15005
+        versionName '1.50.5'
     }
     buildTypes {
         release {