engine: client: ignore EF_BRIGHTFIELD for local client

It must be OK, because GoldSrc don't call similar function for local client
instead adds only flashlight and muzzleflash effects.

By adding this check, behavior must be close enough

engine/client/cl_tent.c

@@ -2693,7 +2693,7 @@ apply various effects to entity origin or attachment
 void CL_AddEntityEffects( cl_entity_t *ent )
 {
 	// yellow flies effect 'monster stuck in the wall'
-	if( FBitSet( ent->curstate.effects, EF_BRIGHTFIELD ))
+	if( FBitSet( ent->curstate.effects, EF_BRIGHTFIELD ) && !RP_LOCALCLIENT( ent ))
 		R_EntityParticles( ent );
 
 	if( FBitSet( ent->curstate.effects, EF_DIMLIGHT ))