[fix] log messages from: google- images, news, scholar, videos

- HTTP header Accept-Language --> lang_info['headers']['Accept-Language']
- remove obsolete query_url log messages which is already logged by
  httpx._client:HTTP request

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

searx/engines/google_scholar.py

@@ -77,12 +77,11 @@ def request(query, params):
     offset = (params['pageno'] - 1) * 10
     lang_info = get_lang_info(
         # pylint: disable=undefined-variable
-
-
-        # params, {}, language_aliases
-
         params, supported_languages, language_aliases, False
     )
+    logger.debug(
+        "HTTP header Accept-Language --> %s", lang_info['headers']['Accept-Language'])
+
     # subdomain is: scholar.google.xy
     lang_info['subdomain'] = lang_info['subdomain'].replace("www.", "scholar.")
 
@@ -95,11 +94,8 @@ def request(query, params):
     })
 
     query_url += time_range_url(params)
-
-    logger.debug("query_url --> %s", query_url)
     params['url'] = query_url
 
-    logger.debug("HTTP header Accept-Language --> %s", lang_info.get('Accept-Language'))
     params['headers'].update(lang_info['headers'])
     params['headers']['Accept'] = (
         'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8'