One more internal

Author: mannodermaus

instrumentation/core/src/androidTest/java/de/mannodermaus/junit5/KotlinInstrumentationTests.kt

@@ -16,7 +16,7 @@ import org.junit.jupiter.api.extension.RegisterExtension
 import org.junit.jupiter.params.ParameterizedTest
 import org.junit.jupiter.params.provider.ValueSource
 
-class KotlinInstrumentationTests {
+internal class KotlinInstrumentationTests {
 
   @JvmField
   @RegisterExtension