Ceilometer is being installed from pip in networking-odl.
Installing from git was a workaround to fix a build error.
This change should be backported to rocky along with
a networking-odl version upgrade.
Depends-On: If4f0e952dc3b4577c5e21f6a9d0bc13a0f02e66c
Change-Id: I181a6e7b7014c7c5f47829d6a738446fe541f05f