distro: support GitLab hosted pkgs and manifests

Author: gavanderhoorn

vinca/distro.py

@@ -194,6 +194,9 @@ def get_package_xml_for_additional_package(self, pkg_info):
         if "github.com" in raw_url_base:
             raw_url = self._construct_raw_url_github(pkg_info)
             return self._download_raw_pkg_xml_or_cached(url=raw_url)
+        if "gitlab.com" in raw_url_base:
+            raw_url = self._construct_raw_url_gitlab(pkg_info)
+            return self._download_raw_pkg_xml_or_cached(url=raw_url)
         raise RuntimeError(f"Cannot handle unknown repository hoster: {raw_url_base}")
 
     def _download_raw_pkg_xml_or_cached(self, url):