We were doing a deep search for "name" which happened for the component
name _and_ and the developer name, which is in a deeper tag.
Instead of doing a deep search, just look for the elements we care about
among the component element's children.
Fixes this error from appstreamcli:
org.qgis.qgis.metainfo.xml
E: org.qgis.qgis.desktop:88: tag-duplicated name (lang=de)
E: org.qgis.qgis.desktop:88: tag-duplicated name (lang=hu)
E: org.qgis.qgis.desktop:88: tag-duplicated name (lang=lt)
E: org.qgis.qgis.desktop:88: tag-duplicated name (lang=nb)
E: org.qgis.qgis.desktop:88: tag-duplicated name (lang=zh-Hans)