fix kernel removal

slc6-base-docker.ks

@@ -69,6 +69,9 @@ yum -y remove kernel-firmware \
        fipscheck-lib file elfutils-libs bzip2 attr policycoreutils \
        passwd| tee -a /root/yum-removal.log
 
+# kernel uninstall fails for 2.6.32-642.11.1.el6
+rpm -e kernel --noscripts
+
 # unused
 rm -rf /boot