Reformat to use more standard Android code style

Follows stock Android Studio styles for Kotlin and XML except that we
use an indent of two and allow up to three consecutive empty lines.

settings.gradle.kts

@@ -1,16 +1,16 @@
 pluginManagement {
-	repositories {
-		google ()
-		mavenCentral ()
-		gradlePluginPortal ()
-	}
+  repositories {
+    google()
+    mavenCentral()
+    gradlePluginPortal()
+  }
 }
 dependencyResolutionManagement {
-	repositories {
-		google ()
-		mavenCentral ()
-	}
+  repositories {
+    google()
+    mavenCentral()
+  }
 }
 
-rootProject . name = "Zanbur"
-include (":app")
+rootProject.name = "Zanbur"
+include(":app")