Update dependency androidx.arch.core:core-testing to v2.2.0

Author: renovate[bot]

app/build.gradle

@@ -76,7 +76,7 @@ dependencies {
     androidTestImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.3.3'
     androidTestImplementation 'androidx.test.ext:junit:1.1.5'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
-    androidTestImplementation "androidx.arch.core:core-testing:2.1.0"
+    androidTestImplementation "androidx.arch.core:core-testing:2.2.0"
     androidTestImplementation 'androidx.test:rules:1.3.0-alpha03'
     androidTestImplementation 'androidx.test:runner:1.2.0'
     androidTestImplementation 'com.android.support.test.espresso:espresso-contrib:3.0.2'