Attempt to address some runtime of config creation

Unit tests that creates a lot of IConfiguration has a
runtime from couple sec to 20sec. This is a first
attempt to make the time more constant.

Test: local runs
Bug: 62356171
Change-Id: Ib425c011bbfc041ef7c2ff1e1b2f74172adf516d
(cherry picked from commit 5f4e80ed9cd816693b1dbc44924743cc05d5615d)
1 file changed