Revert "ref: Extend build timeout to 20m"
Revert "ref: Extend build timeout to 20m"

Google has a maximum of 10 minutes. On to the next solution!

This reverts commit 0c94004b134b20940e2b49cfbd0e42cd65df03f7.

getsentry/zeus,getsentry/zeus,getsentry/zeus,getsentry/zeus