Switch more Asia-Pacific countries to ulsfo

Switch Brunei Darussalam, Cocos (Keeling) Islands, Christmas Island, Lao
People's Democratic Republic, Maldives, Nepal, Timor-Leste and the Asia-Pacific
region fallback from eqiad to ulsfo.

Change-Id: I2b8751436f167e9ecbe7b00e1026f5a148cb64e5
Merge "Switch more Asia-Pacific countries to ulsfo"