on setup page, fix missing save icon on Update tab, save configuration button, #61

Job	Run time
esp8266 (examples/simpleServer/simpleServer.ino)	46s
esp32 (examples/simpleServer/simpleServer.ino)	1m 13s
esp8266 (examples/customOptions/customOptions.ino)	53s
esp32 (examples/customOptions/customOptions.ino)	1m 12s
esp8266 (examples/customHTML/customHTML.ino)	40s
esp32 (examples/customHTML/customHTML.ino)	1m 7s
esp8266 (examples/gpio_list/gpio_list.ino)	42s
esp32 (examples/gpio_list/gpio_list.ino)	1m 5s
esp8266 (examples/handleFormData/handleFormData.ino)	50s
esp32 (examples/handleFormData/handleFormData.ino)	1m 13s
esp8266 (examples/highcharts/highcharts.ino)	44s
esp32 (examples/highcharts/highcharts.ino)	1m 5s
esp8266 (examples/remoteOTA/remoteOTA.ino)	44s
esp32 (examples/remoteOTA/remoteOTA.ino)	1m 7s
esp8266 (examples/withWebSocket/withWebSocket.ino)	55s
esp32 (examples/withWebSocket/withWebSocket.ino)	1m 3s
esp32 (examples/esp32-cam/esp32-cam.ino)	1m 4s
	16m 23s

Provide feedback