Increase default limit

Signed-off-by: Michal Čihař <michal@cihar.com>

weblate/appsettings.py

@@ -61,7 +61,7 @@ MT_GOOGLE_KEY = getvalue('MT_GOOGLE_KEY', None)
 MT_TMSERVER = getvalue('MT_TMSERVER', None)
 
 # Limit (in seconds) for Weblate machine translation
-MT_WEBLATE_LIMIT = getvalue('MT_WEBLATE_LIMIT', 5)
+MT_WEBLATE_LIMIT = getvalue('MT_WEBLATE_LIMIT', 15)
 
 # Title of site to use
 SITE_TITLE = getvalue('SITE_TITLE', 'Weblate')