[mod] one logger per engine - drop obsolete logger.getChild

Remove the no longer needed `logger = logger.getChild(...)` from engines.

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

searx/engines/soundcloud.py

@@ -8,7 +8,6 @@ from json import loads
 from lxml import html
 from dateutil import parser
 from urllib.parse import quote_plus, urlencode
-from searx import logger
 from searx.network import get as http_get
 
 # about