drm/xe: Stop passing user flag to xe_bo_create_user()

It's quite redundant to pass XE_BO_CREATE_USER_BIT to
xe_bo_create_user() since the only difference of that function is to
force that flag. Stop passing the flag in the few cases that were
explicitly doing so.
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240322142702.186529-2-lucas.demarchi@intel.comSigned-off-by: Lucas De Marchi <lucas.demarchi@intel.com>

drivers/gpu/drm/xe/tests/xe_dma_buf.c

@@ -125,7 +125,7 @@ static void xe_test_dmabuf_import_same_driver(struct xe_device *xe)
 
 	kunit_info(test, "running %s\n", __func__);
 	bo = xe_bo_create_user(xe, NULL, NULL, size, DRM_XE_GEM_CPU_CACHING_WC,
-			       ttm_bo_type_device, XE_BO_CREATE_USER_BIT | params->mem_mask);
+			       ttm_bo_type_device, params->mem_mask);
 	if (IS_ERR(bo)) {
 		KUNIT_FAIL(test, "xe_bo_create() failed with err=%ld\n",
 			   PTR_ERR(bo));

drivers/gpu/drm/xe/xe_bo.c

@@ -2279,7 +2279,7 @@ int xe_bo_dumb_create(struct drm_file *file_priv,
 			       DRM_XE_GEM_CPU_CACHING_WC,
 			       ttm_bo_type_device,
 			       XE_BO_CREATE_VRAM_IF_DGFX(xe_device_get_root_tile(xe)) |
-			       XE_BO_CREATE_USER_BIT | XE_BO_SCANOUT_BIT |
+			       XE_BO_SCANOUT_BIT |
 			       XE_BO_NEEDS_CPU_ACCESS);
 	if (IS_ERR(bo))
 		return PTR_ERR(bo);