versions: bump conmon version to master

in hopes the old failures were fixed, and to investigate them if not

Signed-off-by: Peter Hunt <[email protected]>

versions.yaml

@@ -183,7 +183,7 @@ externals:
   conmon:
     description: "An OCI container runtime monitor"
     url: "https://github.com/containers/conmon"
-    version: "v2.0.1"
+    version: "master"
 
   crio:
     description: |