Revert "ci: Disable Google's lab"
This reverts commit 8506c2b7. Network admins say the fixed things, and we see the runners phoning home again.
Part-of: !15936 (merged) (cherry picked from commit eb783783)
This reverts commit 8506c2b7. Network admins say the fixed things, and we see the runners phoning home again.
Part-of: !15936 (merged) (cherry picked from commit eb783783)