chore: Bump gdscript grammar

jcs090218 · github-actions[bot] · commit 147dc1fc7648 · 2025-10-12T01:58:52.000Z
diff --git a/repos/gdscript b/repos/gdscript
@@ -1 +1 @@
-Subproject commit 0b9f60ebaa1c31f5153dd3a3b283ca0725734378
+Subproject commit 839cd921c8aa8b79c9afe2eb71a6a7bfa809e995
