cleanup non r8 confs

Author: vaslabs

example/androidlib/kotlin/1-hello-kotlin/build.mill

@@ -43,16 +43,6 @@ object app extends AndroidAppKotlinModule {
 
   override def androidIsDebug: T[Boolean] = Task { false }
 
-  override def androidReleaseSettings: T[AndroidBuildTypeSettings] = Task {
-    super.androidReleaseSettings()
-      .withDefaultProguardFile("proguard-android.txt")
-      .withProguardLocalFiles(
-        Seq(
-          moduleDir / "proguard-rules.pro"
-        )
-      )
-  }
-
   object test extends AndroidAppKotlinTests with TestModule.Junit4 {
     def junit4Version = "4.13.2"
   }
@@ -68,14 +58,6 @@ object app extends AndroidAppKotlinModule {
       false
     }
 
-    override def androidReleaseSettings: T[AndroidBuildTypeSettings] = Task {
-      AndroidBuildTypeSettings(isMinifyEnabled = false)
-    }
-
-    /* TODO currently the dependency resolution ignores the platform type and kotlinx-coroutines-core has
-     * conflicting classes with kotlinx-coroutines-core-jvm . Remove the exclusions once the dependency
-     * resolution resolves conflicts between androidJvm and jvm platform types
-     */
     def mvnDeps = super.mvnDeps() ++ Seq(
       mvn"androidx.test.ext:junit:1.2.1",
       mvn"androidx.test:runner:1.6.2",