Monitor: Change days to dates

[adrianq]

Change the days to dates, as in '11th', '12th', '13th', '31st', '1st' etc

KH team provided Khmer text for 'th', 'st', 'rd', and 'nd' here: https://docs.google.com/spreadsheets/d/1i1Lj-0y-kjUQBC6UFmHLDA6RRvZpmADCaPZnoMXFjwk/edit#gid=1103624326.

Link to buddybuild feedback from build 11

Build	11
Device type	A0001
Screen size	1080
Screen size	1080px by 1920px
Battery	73% Unplugged
Memory free	1108 MB / 2877 MB

[rodmelia]

We just found out that all you need to do is to add the prefix "ទីី" to the date of the month:

ទីី01 ទីី02 ... ទីី31

[gtrsmith]

they have also included text for the months in a similar fashion. So the months look like:

ខែ01 ខែ02 ខែ03