remove internal comments

Author: zeitlinger

sdk-autoconfigure-support/src/test/java/io/opentelemetry/instrumentation/internal/resources/ResourceProviderPropertiesCustomizerTest.java

@@ -24,16 +24,8 @@
 import org.junit.jupiter.api.DynamicTest;
 import org.junit.jupiter.api.TestFactory;
 
-/**
- * This class is internal and is hence not for public use. Its APIs are unstable and can change at
- * any time.
- */
 public class ResourceProviderPropertiesCustomizerTest {
 
-  /**
-   * This class is internal and is hence not for public use. Its APIs are unstable and can change at
-   * any time.
-   */
   public static final class Provider implements ResourceProvider {
     @Override
     public Resource createResource(ConfigProperties config) {

sdk-autoconfigure-support/src/test/java/io/opentelemetry/instrumentation/internal/thread/AddThreadDetailsSpanProcessorTest.java

@@ -16,10 +16,6 @@
 import io.opentelemetry.semconv.incubating.ThreadIncubatingAttributes;
 import org.junit.jupiter.api.Test;
 
-/**
- * This class is internal and is hence not for public use. Its APIs are unstable and can change at
- * any time.
- */
 class AddThreadDetailsSpanProcessorTest {
 
   private final ReadWriteSpan span = mock(ReadWriteSpan.class);