Clarify return value of get_dependencies()

(cherry picked from commit f567af413a828be9835998cf09097120947a560f)

CHANGELOG.md

@@ -319,6 +319,7 @@ See the [release announcement](https://godotengine.org/article/godot-4-1-is-here
 
 #### Core
 
+- The strings returned by `ResourceLoader::get_dependencies()` now include paths in addition to UIDs ([GH-73131](https://github.com/godotengine/godot/pull/73131)).
 - Optimize Node children management ([GH-75627](https://github.com/godotengine/godot/pull/75627)).
 - Deprecate `NOTIFICATION_MOVED_IN_PARENT` for `NOTIFICATION_CHILD_ORDER_CHANGED` ([GH-75701](https://github.com/godotengine/godot/pull/75701)).
 - Optimize `Node::add_child` validation ([GH-75760](https://github.com/godotengine/godot/pull/75760)).

doc/classes/ResourceLoader.xml

@@ -35,6 +35,12 @@
 			<param index="0" name="path" type="String" />
 			<description>
 				Returns the dependencies for the resource at the given [param path].
+				[b]Note:[/b] The dependencies are returned with slices separated by [code]::[/code]. You can use [method String.get_slice] to get their components.
+				[codeblock]
+				for dep in ResourceLoader.get_dependencies(path):
+				    print(dep.get_slice("::", 0)) # Prints UID.
+				    print(dep.get_slice("::", 2)) # Prints path.
+				[/codeblock]
 			</description>
 		</method>
 		<method name="get_recognized_extensions_for_type">