Bug 11248: (follow-up) fix template for translated list emails in staff

Bug 11248: (follow-up) fix template for translated list emails in staff

- Fixes some capitalization problems
- Adds an URL filter

Signed-off-by: Jonathan Druart <jonathan.druart@biblibre.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
(cherry picked from commit 5b8494dcc9256358865eb1b8a49a91d96cddb2bb)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
(cherry picked from commit 4f47868591ebf7fe3fff80f29f8f110fd479bf51)