mel: lock down weston/wayland versions

Don't use the old 1.3.0 glsdk versions. We can drop this if/when the old
recipes are dropped from the glsdk tracking layers.

JIRA: SB-2622

Signed-off-by: Christopher Larson <kergoth@gmail.com>
Merge pull request #149 from kergoth/weston-version-lockdown

mel: lock down weston/wayland versions