Revert "Declare Bazel 3.4.0 broken in emergency.yml (#1002)" (#1003)
Revert "Declare Bazel 3.4.0 broken in emergency.yml (#1002)" (#1003)

This reverts commit 3035e2c8b0c2614e96f0ae596dc249596601ada0.
bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration