fuel-plugin: add libgcrypt11 to plugin repo

Recent Canonical bump of libgcrypt11-dev introduced dependency on
libgcrypt11

Change-Id: I782b0454b2f4dbe37addceef6cf7f9a900d6659f
Signed-off-by: Billy O'Mahony <billy.o.mahony@intel.com>
Reviewed-by: Jonas Bjurel <jonas.bjurel@ericsson.com>
Reviewed-by: Mark D. Gray <mark.d.gray@intel.com>
Reviewed-by: Michal Skalski <mskalski@mirantis.com>
(cherry picked from commit 63ab484a4e22604b9590c157aefb0653f480636f)