modified: README.md

README.md

@@ -4,13 +4,13 @@
 
 ![1685082195090](image/README/1685082195090.png)
 
-##### Requiments
+### Requirements
 
 * Raspberry Pi Pico
 * [心拍センサー](https://www.amazon.co.jp/dp/B083DSZZJJ)
 * [SD1306 ELディスプレイモジュール](https://www.amazon.co.jp/dp/B088FLH7DG/)
 * Pico SDK 1.5
 
-##### Schematic
+### Schematic
 
 ![1685082640936](image/README/1685082640936.png)