Found in Version 11.0.4.0
Resolved on 2/11/2022. (Release Version 11.0.5.0)

Bug: The @XMonthsAgoEndDate and @XMonthsOutEndDate reserved words get the 28th of the month. It should be returning the last day of X months ago / out.

Steps to reproduce:

1. Create or open a view
2. Add a filter in FSGS using the reserved word @XMonthsAgoEndDate / @XMonthsOutEndDate