[Minor] Revert ignoring of the invisible urls by default

src/lua/lua_mimepart.c

@@ -2116,7 +2116,7 @@ lua_mimepart_get_urls (lua_State * L)
 	}
 
 	if (!lua_url_cbdata_fill (L, 2, &cb, default_protocols_mask,
-			~(RSPAMD_URL_FLAG_INVISIBLE), max_urls)) {
+			~(0), max_urls)) {
 		return luaL_error (L, "invalid arguments");
 	}
 

src/lua/lua_task.c

@@ -2462,7 +2462,7 @@ lua_task_get_urls (lua_State * L)
 
 		/* Exclude RSPAMD_URL_FLAG_CONTENT to preserve backward compatibility */
 		if (!lua_url_cbdata_fill (L, 2, &cb, default_protocols_mask,
-				~(RSPAMD_URL_FLAG_CONTENT|RSPAMD_URL_FLAG_IMAGE|RSPAMD_URL_FLAG_INVISIBLE),
+				~(RSPAMD_URL_FLAG_CONTENT|RSPAMD_URL_FLAG_IMAGE),
 				max_urls)) {
 			return luaL_error (L, "invalid arguments");
 		}
@@ -2735,7 +2735,7 @@ lua_task_get_emails (lua_State * L)
 			}
 
 			if (!lua_url_cbdata_fill (L, 2, &cb, PROTOCOL_MAILTO,
-					~(RSPAMD_URL_FLAG_CONTENT|RSPAMD_URL_FLAG_IMAGE|RSPAMD_URL_FLAG_INVISIBLE),
+					~(RSPAMD_URL_FLAG_CONTENT|RSPAMD_URL_FLAG_IMAGE),
 					max_urls)) {
 				return luaL_error (L, "invalid arguments");
 			}