Fix ESP32-Solo WDT on HTTP OTA update

Author: arendst

libraries/HTTPUpdate/src/HTTPUpdate.cpp

@@ -199,6 +199,9 @@ HTTPUpdateResult HTTPUpdate::handleUpdate(HTTPClient& http, const String& curren
     if(sketchMD5.length() != 0) {
         http.addHeader("x-ESP32-sketch-md5", sketchMD5);
     }
+
+    delay(1);  // Fix solo WDT
+
     // Add also a SHA256
     String sketchSHA256 = getSketchSHA256();
     if(sketchSHA256.length() != 0) {

libraries/Update/src/Updater.cpp

@@ -352,7 +352,7 @@ size_t UpdateClass::writeStream(Stream &data) {
             bytesToRead = remaining();
         }
 
-        /* 
+        /*
         Init read&timeout counters and try to read, if read failed, increase counter,
         wait 100ms and try to read again. If counter > 300 (30 sec), give up/abort
         */
@@ -377,6 +377,8 @@ size_t UpdateClass::writeStream(Stream &data) {
         if((_bufferLen == remaining() || _bufferLen == SPI_FLASH_SEC_SIZE) && !_writeBuffer())
             return written;
         written += toRead;
+
+        delay(1);  // Fix solo WDT
     }
     return written;
 }