update constraint for os-traits to new release 3.4.0

meta: version: 3.4.0
meta: team: nova
meta: diff-start: -
meta: series: independent
meta: branch: master
meta: release-type: release
meta: pypi: yes
meta: first: no
meta: release:Author: Dan Smith <dansmith@redhat.com>
meta: release:Commit: Dan Smith <dansmith@redhat.com>
meta: release:Change-Id: I1756a69650a2d498b967b17eebd06496fdcc3363
meta: release:Code-Review+2: Elod Illes <elod.illes@est.tech>
meta: release:Workflow+1: Dr. Jens Harbott <frickler@offenerstapel.de>
meta: release:Code-Review+1: ribaudr <rene.ribaud@gmail.com>
meta: release:Code-Review+2: Dr. Jens Harbott <frickler@offenerstapel.de>
Change-Id: If224519c416a8c81cfb3b04cd430e1dbb60ad5f0

Author: OpenStack Proposal Bot

upper-constraints.txt

@@ -359,7 +359,7 @@ django-formtools===2.5.1
 XStatic-Spin===1.2.5.3
 rich===13.9.4
 tap-as-a-service===15.0.0.0rc1
-os-traits===3.3.0
+os-traits===3.4.0
 typepy===1.3.4
 SecretStorage===3.3.3
 opentracing===2.4.0