[NO ISSUE][*DB][EXT] Add missing serialVersionUID

Change-Id: I1e0d4569158c752790b2b7303b636bde4438e9cb
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/18170
Reviewed-by: Michael Blow <mblow@apache.org>
Reviewed-by: Hussain Towaileb <hussainht@gmail.com>
Tested-by: Michael Blow <mblow@apache.org>
diff --git a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/AbstractGenericDataParserFactory.java b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/AbstractGenericDataParserFactory.java
index d2aa4ea..3aa4b26 100644
--- a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/AbstractGenericDataParserFactory.java
+++ b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/AbstractGenericDataParserFactory.java
@@ -31,7 +31,7 @@
 import org.apache.asterix.om.types.IAType;
 
 public abstract class AbstractGenericDataParserFactory<T> extends AbstractRecordStreamParserFactory<T> {
-
+    private static final long serialVersionUID = 1L;
     private static final List<ATypeTag> UNSUPPORTED_TYPES = Collections
             .unmodifiableList(Arrays.asList(ATypeTag.MULTISET, ATypeTag.POINT3D, ATypeTag.CIRCLE, ATypeTag.RECTANGLE,
                     ATypeTag.INTERVAL, ATypeTag.DAYTIMEDURATION, ATypeTag.DURATION, ATypeTag.BINARY));