drm/i915/gvt: Remove extra semicolon

Remove the extra semicolon at end. Issue identified using
semicolon.cocci Coccinelle semantic patch.

Signed-off-by: Deepak R Varma <drv@mailo.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/Y8LNbzgTf/1kYJX/@ubun2204.myguest.virtualbox.org
Reviewed-by: Zhenyu Wang <zhenyuw@linux.intel.com>

Author: hidrv4

drivers/gpu/drm/i915/gvt/vgpu.c

@@ -323,7 +323,7 @@ int intel_gvt_create_vgpu(struct intel_vgpu *vgpu,
 	ret = idr_alloc(&gvt->vgpu_idr, vgpu, IDLE_VGPU_IDR + 1, GVT_MAX_VGPU,
 		GFP_KERNEL);
 	if (ret < 0)
-		goto out_unlock;;
+		goto out_unlock;
 
 	vgpu->id = ret;
 	vgpu->sched_ctl.weight = conf->weight;