Make it possible control the version code and name

Author: litetex

app/build.gradle

@@ -20,8 +20,15 @@ android {
         resValue "string", "app_name", "NewPipe"
         minSdk 21
         targetSdk 33
-        versionCode 999
+        if (System.properties.containsKey('versionCodeOverride')) {
+            versionCode System.getProperty('versionCodeOverride') as Integer
+        } else {
+            versionCode 999
+        }
         versionName "0.27.2"
+        if (System.properties.containsKey('versionNameSuffix')) {
+            versionNameSuffix System.getProperty('versionNameSuffix')
+        }
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"