Add tito releaser for 3.6

.tito/releasers.conf

@@ -32,6 +32,10 @@ releaser = tito.release.DistGitReleaser
 branches = rhaos-3.5-rhel-7
 srpm_disttag = .el7aos
 
+[aos-3.6]
+releaser = tito.release.DistGitReleaser
+branches = rhaos-3.6-rhel-7
+srpm_disttag = .el7aos
 
 [copr-openshift-ansible]
 releaser = tito.release.CoprReleaser