chore: address buildconfig gradle warning

Author: thunderbiscuit

.gitignore

@@ -18,3 +18,4 @@ app-clean/
 local.properties
 app.run.xml
 release/
+.kotlin/

app/build.gradle.kts

@@ -19,6 +19,7 @@ android {
     buildFeatures {
         viewBinding = true
         compose = true
+        buildConfig = true
     }
 
     defaultConfig {

gradle.properties

@@ -1,7 +1,5 @@
 org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
 android.useAndroidX=true
-#kotlin.code.style=official
 android.enableJetifier=true
-android.defaults.buildfeatures.buildconfig=true
 android.nonTransitiveRClass=false
 android.nonFinalResIds=false