Fix hacking rule H305 imports not grouped correctly

The recommended group order is:

import stdlib_1
import stdlib_2

import third_party_lib_1
import third_party_lib_2

import project_lib_1
import project_lib_2

Change-Id: If2e22b25b80d6c399a872df307d7f4c58a73795f
Merge "Fix hacking rule H305 imports not grouped correctly"