ignores i18n keys for proposal filters

config/i18n-tasks.yml

@@ -104,6 +104,7 @@ ignore_unused:
   - 'admin.officials.level_*'
   - 'admin.comments.index.filter*'
   - 'admin.debates.index.filter*'
+  - 'admin.proposals.index.filter*'
   - 'admin.organizations.index.filter*'
   - 'admin.users.index.filter*'
   - 'moderation.comments.index.filter*'