[url_image_preview] Update manifest.ini

url_image_preview/manifest.ini

 [info]
 name: Url image preview
 short_name: url_image_preview
-version: 0.9.8
+version: 0.9.9
 description: Displays a preview of links to images
 authors = Denis Fomin <fominde@gmail.com>
  Yann Leboulanger <asterix@lagaule.org>
  Anders Sandblad <runeson@gmail.com>
  Thilo Molitor <thilo@eightysoft.de>
  Philipp Hoerist <philipp@hoerist.com>
-homepage = http://trac-plugins.gajim.org/wiki/UrlImagePreviewPlugin
+homepage = https://dev.gajim.org/gajim/gajim-plugins/wikis/UrlImagePreviewPlugin
 min_gajim_version: 0.16.4
 max_gajim_version: 0.16.9