Turn off -e in check-git-commit-message.sh
Turn off -e in check-git-commit-message.sh

The script exits with the appropriate code depending on the result
of the test. No need to abort on any particular non-zero status.

Change-Id: Ifcdbb322edc9709c8004f1ceda2973a24b7246f0

dongwenjuan/project-config,openstack-infra/project-config,noorul/os-project-config,Tesora/tesora-project-config,dongwenjuan/project-config,noorul/os-project-config,Tesora/tesora-project-config,openstack-infra/project-config