gdextension: Sync with upstream commit ad72de508363ca8d10c6b148be44a02cdf12be13 (4.2-rc1)

gdextension/extension_api.json

@@ -3,9 +3,9 @@
 		"version_major": 4,
 		"version_minor": 2,
 		"version_patch": 0,
-		"version_status": "beta6",
+		"version_status": "rc1",
 		"version_build": "official",
-		"version_full_name": "Godot Engine v4.2.beta6.official"
+		"version_full_name": "Godot Engine v4.2.rc1.official"
 	},
 	"builtin_class_sizes": [
 		{