Add lib androidx core testing for unit testing

Author: PatilShreyas

build.gradle

@@ -13,6 +13,7 @@ buildscript {
         jUnitVersion = '4.13.2'
         robolectricVersion = "4.11.1"
         mockkVersion = '1.13.10'
+        androidxCoreTestingVersion = '1.5.0'
         turbineVersion = '1.0.0'
         spotlessVersion = '6.25.0'
         koverVersion = "0.5.1"

permission-flow/build.gradle

@@ -57,6 +57,7 @@ dependencies {
 
     // Testing
     testImplementation "junit:junit:$jUnitVersion"
+    testImplementation "androidx.test:core:$androidxCoreTestingVersion"
     testImplementation("org.robolectric:robolectric:$robolectricVersion")
     testImplementation "org.jetbrains.kotlinx:kotlinx-coroutines-test:$coroutinesVersion"
     testImplementation "app.cash.turbine:turbine:$turbineVersion"