CVE_VERSION_SUFFIX in "patch" to treat version string with suffix "pX"
or "patchX" as patched release.
also update testcases to cover this changes and set CVE_VERSION_SUFFIX
for sudo.
(From OE-Core rev: 8076815fc2ffc8f632e73527ce2b7d158a29e9ea)
Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>