View date parameter is not cleaned

Problem/Motivation

Exception: Failed to parse time string ((select*from(select+sleep(0)union/**/select+1)a)) at position 0 ((): The timezone could not be found in the database in DateTime->__construct() (line 63 of /xxxxxx/web/modules/contrib/date_pager/src/PagerDate.php).

Steps to reproduce

?date=%28select%2Afrom%28select%2Bsleep%280%29union/%2A%2A/select%2B1%29a%29

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes