Cleanup duplicate translation resources

issue 64095837

Remaining xx-rYY resource directories:
values-en-rAU
values-en-rGB
values-en-rIN
values-es-rUS
values-fr-rCA
values-pt-rPT
values-zh-rCN
values-zh-rHK
values-zh-rTW

Change-Id: I8c7c31487f953876998e1b4d08858fb1985e696d