Updated openstack/openstack
Project: openstack-dev/devstack  e2dcf8e13867861bf72412ee8178d75483340116
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Add more files to run_tests.sh bash8 check

Add functions-common, stackrc, openrc, exerciserc, eucarc to bash8
checks

Change-Id: Ic14b348c871bf98bf35c7e866e715bb75bdccf97