doc: fix link reference ordering for File modes

Author: Mohit-Raj-Saxena

doc/api/fs.md

@@ -8700,6 +8700,7 @@ the file contents.
 [Common System Errors]: errors.md#common-system-errors
 [FS constants]: #fs-constants
 [File access constants]: #file-access-constants
+[File modes]: #file-modes
 [MDN-Date]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date
 [MDN-Number]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Number_type
 [MSDN-Rel-Path]: https://docs.microsoft.com/en-us/windows/desktop/FileIO/naming-a-file#fully-qualified-vs-relative-paths
@@ -8717,7 +8718,6 @@ the file contents.
 [`filehandle.writeFile()`]: #filehandlewritefiledata-options
 [`fs.access()`]: #fsaccesspath-mode-callback
 [`fs.accessSync()`]: #fsaccesssyncpath-mode
-[File modes]: #file-modes
 [`fs.chmod()`]: #fschmodpath-mode-callback
 [`fs.chown()`]: #fschownpath-uid-gid-callback
 [`fs.copyFile()`]: #fscopyfilesrc-dest-mode-callback