increase HTTP SEND/POST timeout to 5s (#3971)

Author: d-a-v

libraries/ESP8266WebServer/src/ESP8266WebServer.h

@@ -40,8 +40,8 @@ enum HTTPAuthMethod { BASIC_AUTH, DIGEST_AUTH };
 #define HTTP_UPLOAD_BUFLEN 2048
 #endif
 
-#define HTTP_MAX_DATA_WAIT 1000 //ms to wait for the client to send the request
-#define HTTP_MAX_POST_WAIT 1000 //ms to wait for POST data to arrive
+#define HTTP_MAX_DATA_WAIT 5000 //ms to wait for the client to send the request
+#define HTTP_MAX_POST_WAIT 5000 //ms to wait for POST data to arrive
 #define HTTP_MAX_SEND_WAIT 5000 //ms to wait for data chunk to be ACKed
 #define HTTP_MAX_CLOSE_WAIT 2000 //ms to wait for the client to close the connection