Ends the centuries-old war between David the goliath and the Hyena tu…

…rrets (#2558)

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## About The Pull Request

Gives the "playerSyndicate" faction to the pet goliath on the hyena,
stopping its beef with the turrets

## Why It's Good For The Game

fixes #2520

## Changelog

🆑 
fix: David and the hyena's turrets have come to an understanding and
will no longer try to assail eachother
/🆑 

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_maps/shuttles/syndicate/syndicate_gorlex_hyena.dmm

@@ -3076,7 +3076,7 @@
 	a_intent = "help";
 	desc = "A small goliath pup. Its tendrils have not yet fully grown. Someone, somehow, has managed to fit a large dog collar around its neck.";
 	environment_smash = 0;
-	faction = list("neutral");
+	faction = list("neutral","playerSyndicate");
 	mob_size = 2;
 	move_force = 1000;
 	move_resist = 1000;