Add backport

Author: ellatrix

backport-changelog/6.8/7661.md

@@ -0,0 +1,3 @@
+https://github.com/WordPress/wordpress-develop/pull/7661
+
+* https://github.com/WordPress/gutenberg/pull/66468

packages/editor/src/components/global-styles-provider/index.js

@@ -55,16 +55,12 @@ function useGlobalStylesUserConfig() {
 			const _globalStylesId =
 				select( coreStore ).__experimentalGetCurrentGlobalStylesId();
 
+			let record;
+
 			// We want the global styles ID request to finish before triggering
 			// the OPTIONS request for user capabilities, otherwise it will
 			// fetch `/wp/v2/global-styles` instead of
 			// `/wp/v2/global-styles/{id}`!
-			if ( ! _globalStylesId ) {
-				return { isReady: false };
-			}
-
-			let record;
-
 			// Please adjust the preloaded requests if this changes!
 			const userCanEditGlobalStyles = _globalStylesId
 				? canUser( 'update', {