Fixing non-free software link removal patch. Adding feature to replace they/them/their.

patches/patch_all.sh

@@ -21,7 +21,7 @@ element=../element-web
 ./add_greentext.sh $element
 ./delete_login_footer.sh $element
 ./remove_share_to_nonfree_services.sh $element
-./rename_remove_and_ban.sh $element
+./sanitize_strings.sh $element
 ./replace_config_file.sh $element
 ./replace_login_background.sh $element
 ./replace_notification_sound.sh $element