[CI] Drop overrides in cephfs-nfs job

The overrides in "devstack-plugin-ceph-cephfs-nfs"
are being applied to the parent job, so they
can be removed here.

Depends-On: I6abf7a8eb275c5b29cfe29b3a0f54de76c5bb1e8
Change-Id: I35ebd069399d3a8d8e2bb56542a01993914b1d73
Signed-off-by: Goutham Pacha Ravi <gouthampravi@gmail.com>

.zuul.yaml

@@ -93,22 +93,6 @@
       Runs manila tempest plugin tests with CephFS via NFS-Ganesha as a manila
       back end (DHSS=False)
     parent: manila-tempest-plugin-cephfs-nfs
-    nodeset: devstack-single-node-centos-9-stream
-    vars:
-      # TODO(gouthamr): some tests are disabled due to bugs
-      # IPv6 Tests: https://bugs.launchpad.net/manila/+bug/1998489
-      # snapshot clone fs sync: https://bugs.launchpad.net/manila/+bug/1989273
-      tempest_exclude_regex: "\
-      (^manila_tempest_tests.tests.scenario.*IPv6.*)|\
-      (^manila_tempest_tests.tests.scenario.test_share_basic_ops.TestShareBasicOpsNFS.test_write_data_to_share_created_from_snapshot)"
-      devstack_localrc:
-        MANILA_OPTGROUP_cephfsnfs_cephfs_ganesha_server_ip: "{{ hostvars[inventory_hostname]['nodepool']['private_ipv4'] }}"
-        CEPH_RELEASE: "quincy"
-        MANILA_SETUP_IPV6: false
-        NEUTRON_CREATE_INITIAL_NETWORKS: true
-        IP_VERSION: 4
-
-
 
 - job:
     name: devstack-plugin-ceph-tempest-fedora-latest