[epiphany] Fix manual enter of ephy-reader uris

[Michael Catanzaro <mcatanzaro src gnome org>]

commit a917d1eddcaf83e76c3a3aaeebef2744e557fdb4
Author: Jan-Michael Brummer <jan brummer tabos org>
Date:   Sat Jun 27 00:26:10 2020 +0200

    Fix manual enter of ephy-reader uris
    
    Fixes: https://gitlab.gnome.org/GNOME/epiphany/-/issues/1245

 embed/ephy-embed-utils.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/embed/ephy-embed-utils.c b/embed/ephy-embed-utils.c
index 1dc44ebe2..178f62487 100644
--- a/embed/ephy-embed-utils.c
+++ b/embed/ephy-embed-utils.c
@@ -247,6 +247,7 @@ ephy_embed_utils_address_is_valid (const char *address)
   retval = info ||
            ephy_embed_utils_address_is_existing_absolute_filename (address) ||
            g_regex_match (get_non_search_regex (), address, 0, NULL) ||
+           g_str_has_prefix (address, EPHY_READER_SCHEME) ||
            is_public_domain (address) ||
            is_bang_search (address) ||
            is_host_with_port (address);