fix not having a default root bundle

Author: ladyada

ESP32_S2_WiFi_Tests/JSONdemo/JSONdemo.ino

@@ -85,7 +85,7 @@ void setup() {
   #endif
 
   printWifiStatus();
-
+  client.setInsecure(); // don't use a root cert
 }
 
 uint32_t bytes = 0;

ESP32_S2_WiFi_Tests/WiFiSSLClient/WiFiSSLClient.ino

@@ -51,6 +51,8 @@ void setup() {
   Serial.println("Connected to WiFi");
   printWifiStatus();
 
+  client.setInsecure(); // don't use a root cert
+
   Serial.println("\nStarting connection to server...");
   // if you get a connection, report back via serial:
   if (client.connect(SERVER, 443)) {