i2c loop: increase delay to avoid i2c tx isr core0 panics

components/badge23/espan.c

@@ -51,7 +51,7 @@ static esp_err_t i2c_master_init(void)
     return i2c_driver_install(i2c_master_port, conf.mode, I2C_MASTER_RX_BUF_DISABLE, I2C_MASTER_TX_BUF_DISABLE, 0);
 }
 
-#define CAPTOUCH_POLLING_PERIOD 10
+#define CAPTOUCH_POLLING_PERIOD 15
 static uint8_t hw_init_done = 0;
 
 void os_app_main(void)