Update presto-base-arrow-flight/src/main/java/com/facebook/plugin/arr…

…ow/AbstractArrowMetadata.java

Co-authored-by: Timothy Meehan <[email protected]>

presto-base-arrow-flight/src/main/java/com/facebook/plugin/arrow/AbstractArrowMetadata.java

@@ -70,7 +70,7 @@ public abstract class AbstractArrowMetadata
 
     public AbstractArrowMetadata(ArrowFlightConfig config, ArrowFlightClientHandler clientHandler)
     {
-        this.config = config;
+        this.config = requireNonNull(config, "config is null");
         this.clientHandler = requireNonNull(clientHandler);
     }