Split SimpleServer in multiple examples #3

Job	Run time
PIO RP2040 (rpipicow)	10m 37s
PIO ESP8266 (huzzah)	9m 25s
PIO Arduino 2 (esp32dev)	8m 18s
PIO Arduino 3 (esp32dev)	12m 22s
PIO ESP8266 (d1_mini)	9m 22s
PIO Arduino 2 (esp32-s2-saola-1)	8m 21s
PIO Arduino 2 (esp32-s3-devkitc-1)	8m 30s
PIO Arduino 3 (esp32-s2-saola-1)	12m 28s
PIO Arduino 3 (esp32-s3-devkitc-1)	12m 50s
PIO Arduino 2 (esp32-c3-devkitc-02)	7m 31s
PIO No Json (ci-arduino-3-latest-asynctcp)	11m 27s
PIO Arduino 3 (esp32-c3-devkitc-02)	11m 35s
PIO No Json (ci-arduino-3-no-json)	11m 34s
PIO Arduino 3 (esp32-c6-devkitc-1)	11m 17s
PIO Arduino 3 (esp32-h2-devkitm-1)	9m 53s
	2h 35m 30s

Provide feedback