copr: builderpb_nova, no need to explicitly install nosync

It is installed as copr-builder's dependency.

roles/copr/backend/files/provision/builderpb_nova.yml

@@ -52,14 +52,3 @@
 
   - name: disable offloading
     command: ethtool -K eth0 tso off gro off gso off
-
-    # ensure glibc and glibc.i686 are of the the latest version here
-    # we need glibc.i686 and nosync.i686 so that nosync works for i386 and i586 builds
-  - name: make sure latest nosync and nosync.i686 and glibc
-    dnf: state=latest pkg={{ item }}
-    with_items:
-      - glibc
-      - glibc.i686
-      - nosync
-      - nosync.i686
-    when: prepare_base_image