Update to coroutines 1.4.2

Should fix crashes on some devices. See https://github.com/Kotlin/kotlinx.coroutines/issues/2371

app/build.gradle

@@ -279,7 +279,7 @@ dependencies {
 
     implementation "org.jetbrains.kotlin:kotlin-reflect:$BuildPluginsVersion.KOTLIN"
 
-    final coroutines_version = '1.4.1'
+    final coroutines_version = '1.4.2'
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$coroutines_version"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutines_version"