drop androidTest

* unused

app/build.gradle

@@ -33,7 +33,6 @@ android {
         targetSdk 33
         versionCode 64
         versionName "1.2.1"
-        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         signingConfig signingConfigs.release
         archivesBaseName = "FoxMMM-v$versionName"
     }

app/src/androidTest/java/com/fox2code/mmm/ExampleInstrumentedTest.java

@@ -1,26 +0,0 @@
-package com.fox2code.mmm;
-
-import android.content.Context;
-
-import androidx.test.platform.app.InstrumentationRegistry;
-import androidx.test.ext.junit.runners.AndroidJUnit4;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-
-import static org.junit.Assert.*;
-
-/**
- * Instrumented test, which will execute on an Android device.
- *
- * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
- */
-@RunWith(AndroidJUnit4.class)
-public class ExampleInstrumentedTest {
-    @Test
-    public void useAppContext() {
-        // Context of the app under test.
-        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
-        assertEquals("com.fox2code.mmm", appContext.getPackageName());
-    }
-}

app/src/test/java/com/fox2code/mmm/ExampleUnitTest.java

@@ -1,17 +0,0 @@
-package com.fox2code.mmm;
-
-import org.junit.Test;
-
-import static org.junit.Assert.*;
-
-/**
- * Example local unit test, which will execute on the development machine (host).
- *
- * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
- */
-public class ExampleUnitTest {
-    @Test
-    public void addition_isCorrect() {
-        assertEquals(4, 2 + 2);
-    }
-}