Keep only necessary headers

sources/zh/piaotian.py

@@ -5,24 +5,10 @@
 import urllib.parse
 
 headers = {
-    "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:101.0) Gecko/20100101 Firefox/101.0",
-    "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,"
-              "application/signed-exchange;v=b3;q=0.7",
-    "Accept-Encoding": "gzip, deflate, utf-8",
-    "Accept-Language": "en-US,en;q=0.9,de-CH;q=0.8,de;q=0.7",
     "Cache-Control": "no-cache",
     "Content-Type": "application/x-www-form-urlencoded",
     "Origin": "https://www.piaotia.com",
-    "DNT": "1",
     "Referer": "https://www.piaotia.com/modules/article/search.php",
-    "Connection": "keep-alive",
-    "Upgrade-Insecure-Requests": "1",
-    "Sec-Ch-Ua": '"Not_A Brand";v="8", "Chromium";v="120", "Opera GX";v="106"',
-    "Sec-Ch-Ua-Platform": "Windows",
-    "Sec-Fetch-Dest": "document",
-    "Sec-Fetch-Mode": "navigate",
-    "Sec-Fetch-Site": "same-origin",
-    "Sec-Fetch-User": "?1",
 }
 
 logger = logging.getLogger(__name__)