Update AudioInput and AudioOutput Class Driver device mode demos to use a...

Update AudioInput and AudioOutput Class Driver device mode demos to use a switch statement when selecting the audio request type for clarity.

Demos/Device/ClassDriver/AudioInput/AudioInput.c

@@ -201,9 +201,9 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
 		/* Check the requested control to see if a supported control is being manipulated */
 		if (EndpointControl == AUDIO_EPCONTROL_SamplingFreq)
 		{
-			/* Check the requested property to see if a supported property is being manipulated */
-			if (EndpointProperty == AUDIO_REQ_SetCurrent)
+			switch (EndpointProperty)
 			{
+				case AUDIO_REQ_SetCurrent:
 					/* Check if we are just testing for a valid property, or actually adjusting it */
 					if (DataLength != NULL)
 					{
@@ -215,9 +215,7 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
 					}
 					
 					return true;				
-			}
-			else if (EndpointProperty == AUDIO_REQ_GetCurrent)
-			{
+				case AUDIO_REQ_GetCurrent:
 					/* Check if we are just testing for a valid property, or actually reading it */
 					if (DataLength != NULL)
 					{

Demos/Device/ClassDriver/AudioOutput/AudioOutput.c

@@ -238,9 +238,9 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
 		/* Check the requested control to see if a supported control is being manipulated */
 		if (EndpointControl == AUDIO_EPCONTROL_SamplingFreq)
 		{
-			/* Check the requested property to see if a supported property is being manipulated */
-			if (EndpointProperty == AUDIO_REQ_SetCurrent)
+			switch (EndpointProperty)
 			{
+				case AUDIO_REQ_SetCurrent:
 					/* Check if we are just testing for a valid property, or actually adjusting it */
 					if (DataLength != NULL)
 					{
@@ -252,9 +252,7 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
 					}
 					
 					return true;				
-			}
-			else if (EndpointProperty == AUDIO_REQ_GetCurrent)
-			{
+				case AUDIO_REQ_GetCurrent:
 					/* Check if we are just testing for a valid property, or actually reading it */
 					if (DataLength != NULL)
 					{