pycurl: Add a few missing constants (#9262)

stubs/pycurl/pycurl.pyi

@@ -98,8 +98,12 @@ CURL_HTTP_VERSION_LAST: int
 CURL_HTTP_VERSION_NONE: int
 CURL_VERSION_ALTSVC: int
 CURL_VERSION_BROTLI: int
+CURL_VERSION_GSASL: int
+CURL_VERSION_HSTS: int
 CURL_VERSION_HTTPS_PROXY: int
 CURL_VERSION_MULTI_SSL: int
+CURL_VERSION_UNICODE: int
+CURL_VERSION_ZSTD: int
 CUSTOMREQUEST: int
 DEBUGFUNCTION: int
 DEFAULT_PROTOCOL: int
@@ -254,6 +258,7 @@ MAIL_RCPT: int
 MAXCONNECTS: int
 MAXFILESIZE: int
 MAXFILESIZE_LARGE: int
+MAXLIFETIME_CONN: int
 MAXREDIRS: int
 MAX_RECV_SPEED_LARGE: int
 MAX_SEND_SPEED_LARGE: int