gdextension: Sync with upstream commit 78c6632eb174aabb2790975cf83e28fee065b43d (4.6-rc2)

Author: dsnopek

gdextension/extension_api.json

@@ -3,9 +3,9 @@
 		"version_major": 4,
 		"version_minor": 6,
 		"version_patch": 0,
-		"version_status": "rc1",
+		"version_status": "rc2",
 		"version_build": "official",
-		"version_full_name": "Godot Engine v4.6.rc1.official",
+		"version_full_name": "Godot Engine v4.6.rc2.official",
 		"precision": "single"
 	},
 	"builtin_class_sizes": [
@@ -153457,6 +153457,9 @@
 			"signals": [
 				{
 					"name": "settings_changed"
+				},
+				{
+					"name": "_favorites_changed"
 				}
 			]
 		},