ISTWCMS-6731 Add a patch to make submitting a block with a blank required date not break the modal
requested to merge feature/ISTWCMS-6731-l26yan-Make-submitting-a-block-with-a-blank-required-date into 3.2.x
ISTWCMS-6731 Add a patch to make submitting a block with a blank required date not break the modal