fix(demo): remove duplicate macro

demo/cdc_acm_hid_msc_template.c

@@ -237,12 +237,6 @@ USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer[2048];
 
 volatile bool ep_tx_busy_flag = false;
 
-#ifdef CONFIG_USB_HS
-#define CDC_MAX_MPS 512
-#else
-#define CDC_MAX_MPS 64
-#endif
-
 static void usbd_event_handler(uint8_t busid, uint8_t event)
 {
     switch (event) {

demo/cdc_acm_msc_template.c

@@ -243,17 +243,11 @@ static const uint8_t cdc_msc_descriptor[] = {
 };
 #endif
 
-USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t read_buffer[2048];
+USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t read_buffer[2048]; /* 2048 is only for test speed , please use CDC_MAX_MPS for common*/
 USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer[2048];
 
 volatile bool ep_tx_busy_flag = false;
 
-#ifdef CONFIG_USB_HS
-#define CDC_MAX_MPS 512
-#else
-#define CDC_MAX_MPS 64
-#endif
-
 static void usbd_event_handler(uint8_t busid, uint8_t event)
 {
     switch (event) {

demo/cdc_acm_multi_template.c

@@ -124,12 +124,6 @@ USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer[4][2048];
 
 volatile bool ep_tx_busy_flag = false;
 
-#ifdef CONFIG_USB_HS
-#define CDC_MAX_MPS 512
-#else
-#define CDC_MAX_MPS 64
-#endif
-
 static void usbd_event_handler(uint8_t busid, uint8_t event)
 {
     switch (event) {

demo/cdc_acm_template.c

@@ -104,17 +104,11 @@ static const uint8_t cdc_descriptor[] = {
     0x00
 };
 
-USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t read_buffer[2048];
+USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t read_buffer[2048]; /* 2048 is only for test speed , please use CDC_MAX_MPS for common*/
 USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer[2048];
 
 volatile bool ep_tx_busy_flag = false;
 
-#ifdef CONFIG_USB_HS
-#define CDC_MAX_MPS 512
-#else
-#define CDC_MAX_MPS 64
-#endif
-
 static void usbd_event_handler(uint8_t busid, uint8_t event)
 {
     switch (event) {