Remove usage of redundant m249 fire sounds (they are all the same and only one is used in opfor)

cl_dll/ev_hldm.cpp

@@ -2000,18 +2000,7 @@ void EV_FireM249( event_args_t *args )
 
 	EV_EjectBrass( ShellOrigin, ShellVelocity, angles[YAW], shell, TE_BOUNCE_SHELL );
 
-	switch( gEngfuncs.pfnRandomLong( 0, 2 ) )
-	{
-	case 0:
 	gEngfuncs.pEventAPI->EV_PlaySound( idx, origin, CHAN_WEAPON, "weapons/saw_fire1.wav", 1, ATTN_NORM, 0, PITCH_NORM);
-		break;
-	case 1:
-		gEngfuncs.pEventAPI->EV_PlaySound( idx, origin, CHAN_WEAPON, "weapons/saw_fire2.wav", 1, ATTN_NORM, 0, PITCH_NORM);
-		break;
-	case 2:
-		gEngfuncs.pEventAPI->EV_PlaySound( idx, origin, CHAN_WEAPON, "weapons/saw_fire3.wav", 1, ATTN_NORM, 0, PITCH_NORM);
-		break;
-	}
 
 	EV_GetGunPosition( args, vecSrc, origin );
 	VectorCopy( forward, vecAiming );

dlls/gearbox/m249.cpp

@@ -70,8 +70,6 @@ void CM249::Precache(void)
 	PRECACHE_SOUND("items/9mmclip1.wav");
 
 	PRECACHE_SOUND("weapons/saw_fire1.wav");
-	PRECACHE_SOUND("weapons/saw_fire2.wav");
-	PRECACHE_SOUND("weapons/saw_fire3.wav");
 
 	PRECACHE_SOUND("weapons/saw_reload.wav");
 	PRECACHE_SOUND("weapons/saw_reload2.wav");