The Linux build_tests shards are approaching the 30 min limit, becoming increasingly flaky. We should reshard them.
Sample failure: https://ci.chromium.org/ui/p/flutter/builders/prod/Linux%20build_tests_1_3/8571/overview
Sample success that too close to the 30 min limit: https://ci.chromium.org/ui/p/flutter/builders/prod/Linux%20build_tests_1_3/8591/overview
The
Linux build_testsshards are approaching the 30 min limit, becoming increasingly flaky. We should reshard them.Sample failure: https://ci.chromium.org/ui/p/flutter/builders/prod/Linux%20build_tests_1_3/8571/overview
Sample success that too close to the 30 min limit: https://ci.chromium.org/ui/p/flutter/builders/prod/Linux%20build_tests_1_3/8591/overview