Add Dynamic tiles for Settings

Add new CategoryKey for screens below:
   about_legal.xml
   my_device_info.xml
   battery_saver_settings.xml

Bug: 113249409
Change-Id: I042d39bfde0875cb4f88b4994ac1e9856e7e6a0a
Merged-In: I042d39bfde0875cb4f88b4994ac1e9856e7e6a0a
1 file changed