[SB][Chips] Have chip text padding be on correct side for RTL.

Bug: 410892588
Flag: com.android.systemui.status_bar_chips_modernization
Test: Trigger timer chip while in RTL language -> verify text has the
correct end padding
Test: Trigger normal text chip while in RTL language -> verify text has
correct end padding
Test: Trigger chips in LTR language -> verify text has correct end
padding

Change-Id: I9fcc6486e8fbeef0b1e20bda01ced27004a1cddd