ci/base: drop meta-poky layer

With the switch to bitbake nodistro we no longer need that layer.

Signed-off-by: Jose Quaresma <jose.quaresma@oss.qualcomm.com>

Author: quaresmajose

ci/base.yml

@@ -20,11 +20,6 @@ repos:
     layers:
       .: disabled
 
-  meta-yocto:
-    url: https://git.yoctoproject.org/meta-yocto
-    layers:
-      meta-poky:
-
 local_conf_header:
   base: |
     CONF_VERSION = "2"