This is to correct the typos in releasenotes Change-Id: Ibe15293e0a950e08d7077b6b43467c4d78a0beac
Tempest 13.0.0 has been released, so it would be nice to rename the corresponding reno files for clarifying what version the renos for. Change-Id: I4ec0af8485835301f701f1ef55daf8d5eae8223f