fix import.

Author: arturobernalg

httpclient5/src/main/java/org/apache/hc/client5/http/entity/compress/IOFunction.java

@@ -29,7 +29,8 @@
 
 import java.io.IOException;
 
-import org.conscrypt.Internal;
+import org.apache.hc.core5.annotation.Internal;
+
 
 /**
  * Minimal equivalent of {@link java.util.function.Function} whose