Sort guild members case insensitively (#57977)

Aligns list sorting with the community champions list.

Self-Review Checklist:

- [X] I've reviewed my own diff for quality, security, and reliability
- [ ] Unsafe blocks (if any) have justifying comments
- [ ] The content is consistent with the [UI/UX
checklist](https://github.com/zed-industries/zed/blob/main/CONTRIBUTING.md#uiux-checklist)
- [ ] Tests cover the new/changed behavior
- [ ] Performance impact has been considered and is acceptable

Release Notes:

- N/A

.github/workflows/pr_issue_labeler.yml

@@ -44,16 +44,8 @@ jobs:
             const GUILD_MEMBERS = [
               '11happy',
               'AidanV',
-              'AmaanBilwar',
-              'MostlyKIGuess',
-              'OmChillure',
-              'Palanikannan1437',
-              'Shivansh-25',
-              'SkandaBhat',
-              'TwistingTwists',
-              'YEDASAVG',
-              'Ziqi-Yang',
               'alanpjohn',
+              'AmaanBilwar',
               'arjunkomath',
               'austincummings',
               'ayushk-1801',
@@ -69,18 +61,26 @@ jobs:
               'loadingalias',
               'marcocondrache',
               'mchisolm0',
+              'MostlyKIGuess',
               'nairadithya',
               'nihalxkumar',
               'notJoon',
+              'OmChillure',
+              'Palanikannan1437',
               'polyesterswing',
               'prayanshchh',
               'razeghi71',
               'sarmadgulzar',
               'seanstrom',
+              'Shivansh-25',
+              'SkandaBhat',
               'th0jensen',
               'tommyming',
               'transitoryangel',
+              'TwistingTwists',
               'virajbhartiya',
+              'YEDASAVG',
+              'Ziqi-Yang',
             ];
             const COMMUNITY_CHAMPION_LABEL = 'community champion';
             const COMMUNITY_CHAMPIONS = [