Merge pull request ceph#56983 from NitzanMordhai/wip-nitzan-thrash-erasure-code-crush-4-nodes-8-6

suites/ec-rados-plugin=jerasure-k=8-m=6-crush: roles set

Author: NitzanMordhai

qa/erasure-code/ec-rados-plugin=jerasure-k=8-m=6-crush.yaml

@@ -1,9 +1,8 @@
-overrides:
-  roles:
-    - [mon.a, mgr.y, osd.0, osd.4, osd.8, osd.12]
-    - [mon.b, osd.1, osd.5, osd.9, osd.13]
-    - [mon.c, osd.2, osd.6, osd.10, osd.14]
-    - [mgr.x, osd.3, osd.7, osd.11, osd.15, client.0]
+roles:
+- [mon.a, mgr.y, osd.0, osd.4, osd.8, osd.12]
+- [mon.b, osd.1, osd.5, osd.9, osd.13]
+- [mon.c, osd.2, osd.6, osd.10, osd.14]
+- [mgr.x, osd.3, osd.7, osd.11, osd.15, client.0]
 tasks:
 - rados:
     clients: [client.0]