[FEATURE] Add missing stdWrap to the new "strPad" properties

Change-Id: Id054b5b831d4b3cb83447c01648bb5ed6cde4589
Resolves: #43604
Releases: 6.2
Reviewed-on: https://review.typo3.org/20278
Reviewed-by: Stefan Neufeind
Tested-by: Stefan Neufeind
Reviewed-by: Philipp Gampe
Tested-by: Philipp Gampe
[TASK] BE login template wrong

Accidentally reintroduced path to BE template.
Remove superfluous line again.

Releases: 6.2
Change-Id: I71dad6fbe2e8026999cff402c36b688a511cc4c6
Reviewed-on: https://review.typo3.org/20519
Reviewed-by: Markus Klein
Tested-by: Markus Klein