UBUNTU: [Config] Introducing s390x specific kernel config option CONFIG_ZLIB_DFLTCC

UBUNTU: [Config] Introducing s390x specific kernel config option CONFIG_ZLIB_DFLTCC

BugLink: https://bugs.launchpad.net/bugs/1830208
This kernel option especially enables zlib deflate improvements based on s390x hardware compression.
The new config option is enabled by default (for s390x).

Signed-off-by: Frank Heimes <frank.heimes@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
[ saf: updateconfigs to remove unnecessary changes to
  config.common.s390x ]
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>