[DOCS] Fix link to community extension documentation

Replace link to the documentation of the "crawler"
community extension.

Releases: main, 12.4, 11.5
Resolves: #101300
Change-Id: Ie284fcb1850f655fb3541653326f7c6c0ed79c9d
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/79932


Tested-by: Bj�rn Jacob <bjoern.jacob@tritum.de>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Benjamin Franzke <ben@bnf.dev>
Reviewed-by: Benjamin Franzke <ben@bnf.dev>
Reviewed-by: Bj�rn Jacob <bjoern.jacob@tritum.de>

typo3/sysext/indexed_search/Documentation/IndexingConfigurations/CrawlerSetup/Index.rst

@@ -12,4 +12,4 @@ you have set up the "crawler" extension and have a cron-job running
 that will process the crawler queue as we fill it! For this, please
 refer to the `documentation of the "crawler" extension`__!
 
-__ https://docs.typo3.org/typo3cms/extensions/crawler/
+__ https://docs.typo3.org/p/tomasnorre/crawler/main/en-us/UseCases/IndexedSearch/Index.html#indexed-search