Chore: Move to centos8-builder

Chore: Move to centos8-builder

jjb/aai/aai-aai-common.yaml
jjb/aai/aai-babel.yaml
jjb/aai/aai-graphadmin.yaml
jjb/aai/aai-graphgraph.yaml
jjb/aai/aai-logging-service.yaml
jjb/aai/aai-model-loader.yaml
jjb/aai/aai-resources.yaml
jjb/aai/aai-rest-client.yaml
jjb/aai/aai-schema-service.yaml
jjb/aai/aai-sparky-be.yaml
jjb/aai/aai-sparky-fe.yaml
jjb/aai/aai-traversal.yaml

Issue-ID: CIMAN-33
Signed-off-by: Bengt Thuree <bthuree@linuxfoundation.org>
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
Change-Id: I43fe99147312f55423786347d64b43e839266764
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>