[moblab] Change path for install_mysql_db for the maridb update.

The scripts have moved directory, update the upstart script that
created the directory. Add some extra parameters to make the
initial creation of the database cleaner.

Add in a command to migrate changes to the TKO database and setup
default values for the TKO database access.

TEST=Local moblab testing, tryjobs

Cq-Depend:  chromium:1638666, chromium:1633171, chromium:1631898, chromium:1643099, chromium:1643100, chromium:1643101
Change-Id: I675f9402f2c22147179603c9eb1d691625000075
Reviewed-on: https://chromium-review.googlesource.com/1633336
Commit-Ready: Keith Haddow <haddowk@chromium.org>
Tested-by: Keith Haddow <haddowk@chromium.org>
Legacy-Commit-Queue: Commit Bot <commit-bot@chromium.org>
Reviewed-by: Keith Haddow <haddowk@chromium.org>
2 files changed