SL-10879 Cover more description fields with spell checking

indra/newview/skins/default/xui/en/floater_about_land.xml

...ewview/skins/default/xui/en/floater_experienceprofile.xml

indra/newview/skins/default/xui/en/panel_facebook_photo.xml

indra/newview/skins/default/xui/en/panel_flickr_photo.xml

indra/newview/skins/default/xui/en/panel_landmark_info.xml

...a/newview/skins/default/xui/en/panel_postcard_message.xml

...a/newview/skins/default/xui/en/panel_snapshot_profile.xml

indra/newview/skins/default/xui/en/panel_twitter_photo.xml