add GDS teaser to presskit

Author: Licho1

presskit/data.xml

@@ -69,6 +69,10 @@
 			<name>Zero-K Launch Trailer</name>
 			<youtube>pHQkctGTm_A</youtube>
 		</trailer>
+		<trailer>
+			<name>Zero-K GDS teaser</name>
+			<youtube>V5PX9AM0cFw</youtube>
+		</trailer>
 		<trailer>
 			<name>Zero-K Cinematic Trailer</name>
 			<youtube>SLpJJ8B8yiQ</youtube>