disable obsolete multidex

Author: wuan

app/build.gradle

@@ -12,8 +12,8 @@ android {
         minSdkVersion 15
         targetSdkVersion 29
         versionCode 270
-        versionName '2.1.0'
-        multiDexEnabled true
+        versionName '2.1.1'
+        multiDexEnabled false
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
@@ -71,8 +71,6 @@ dependencies {
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
     implementation "androidx.work:work-runtime-ktx:2.3.4"
     implementation 'org.osmdroid:osmdroid-android:6.1.6'
-    implementation 'com.android.support:multidex:1.0.3'
-    implementation 'androidx.multidex:multidex:2.0.1'
 
     // Dagger2
     implementation "com.google.dagger:dagger:$dagger_version"

app/src/main/java/org/blitzortung/android/app/BOApplication.kt

@@ -1,6 +1,6 @@
 package org.blitzortung.android.app
 
-import androidx.multidex.MultiDexApplication
+import android.app.Application
 import dagger.android.AndroidInjector
 import dagger.android.DispatchingAndroidInjector
 import dagger.android.HasAndroidInjector
@@ -9,7 +9,7 @@ import org.blitzortung.android.dagger.module.AppModule
 import org.blitzortung.android.dagger.module.ServiceModule
 import javax.inject.Inject
 
-class BOApplication : MultiDexApplication(), HasAndroidInjector {
+class BOApplication : Application(), HasAndroidInjector {
 
     @set:Inject
     lateinit var androidInjector: DispatchingAndroidInjector<Any>