[BUGFIX] Missing label felogin_forgotHash

Resolves: #49440
Releases: 6.2, 6,1
Change-Id: Iea20a7e9c637c2f1f13c39eebe406d07edc8a2c3
Reviewed-on: https://review.typo3.org/27563
Reviewed-by: Wouter Wolters
Tested-by: Wouter Wolters