Add INFO jobs for active O-RAN-SC repos

Ensure a info-yaml-verify job is configured for each active repo.
Use a top-level directory with a single YAML file for each active repo.
Initial configurations were generated from
https://gist.github.com/Aricg/c8144f33520b2b24a66ffc05c996a097

Signed-off-by: Aric Gardner <agardner@linuxfoundation.org>
Change-Id: Ia2613e90a84dab28319ef949395e1cc982099c4f
Signed-off-by: Lott, Christopher (cl778h) <cl778h@att.com>
diff --git a/jjb/ric-plt-o1/ric-plt-o1.yaml b/jjb/ric-plt-o1/ric-plt-o1.yaml
index f7671dd..4b6830c 100644
--- a/jjb/ric-plt-o1/ric-plt-o1.yaml
+++ b/jjb/ric-plt-o1/ric-plt-o1.yaml
@@ -9,6 +9,6 @@
     name: ric-plt-o1-info
     project: ric-plt/o1
     project-name: ric-plt-o1
-    build-node: centos7-builder-2c-1g
+    build-node: centos7-builder-1c-1g
     jobs:
       - gerrit-info-yaml-verify