update constraint for ceilometer to new release 24.0.0.0rc1

meta: version: 24.0.0.0rc1
meta: team: Telemetry
meta: diff-start: -
meta: series: epoxy
meta: branch: master
meta: release-type: release candidate
meta: pypi: no
meta: first: no
meta: release:Author: Elod Illes <elod.illes@est.tech>
meta: release:Commit: Elod Illes <elod.illes@est.tech>
meta: release:Change-Id: I0d6352808cbc271d0ee2807b4f8cb549f16fa2a7
meta: release:Workflow+1: Dr. Jens Harbott <frickler@offenerstapel.de>
meta: release:Code-Review+2: Dr. Jens Harbott <frickler@offenerstapel.de>
meta: release:Code-Review+2: Elod Illes <elod.illes@est.tech>
Change-Id: I8f95eae13a67263940cb2c59085c531c76d887c0

Author: OpenStack Proposal Bot

upper-constraints.txt

@@ -526,7 +526,7 @@ keystoneauth1===5.10.0
 statsd===4.0.1
 proto-plus===1.26.0
 python-keystoneclient===5.6.0
-ceilometer===23.0.0
+ceilometer===24.0.0.0rc1
 diskimage-builder===3.37.0
 heat-translator===3.2.0
 python-magnumclient===4.8.1