[preview] Update manifest.ini

url_image_preview/manifest.ini

 [info]
 name: Url image preview
 short_name: url_image_preview
-version: 2.1.9
+version: 2.2.0
 description: Displays a preview of links to images
 authors = Denis Fomin <fominde@gmail.com>
  Yann Leboulanger <asterix@lagaule.org>
@@ -9,4 +9,4 @@ authors = Denis Fomin <fominde@gmail.com>
  Thilo Molitor <thilo@eightysoft.de>
  Philipp Hoerist <philipp@hoerist.com>
 homepage = https://dev.gajim.org/gajim/gajim-plugins/wikis/UrlImagePreviewPlugin
-min_gajim_version: 0.16.11
+min_gajim_version: 1.0.0