Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/tests/drm_kunit_helpers.c:172: warning: expecting prototype for drm_kunit_helper_context_alloc(). Prototype was for drm_kunit_helper_acquire_ctx_alloc() instead

Signed-off-by: Lee Jones <lee@kernel.org>
---
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: "Maíra Canal" <mairacanal@riseup.net>
Cc: dri-devel@lists.freedesktop.org
---
 drivers/gpu/drm/tests/drm_kunit_helpers.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.c b/drivers/gpu/drm/tests/drm_kunit_helpers.c
index 3d624ff2f6517..f102c23eee1dd 100644
--- a/drivers/gpu/drm/tests/drm_kunit_helpers.c
+++ b/drivers/gpu/drm/tests/drm_kunit_helpers.c
@@ -156,7 +156,7 @@ static void action_drm_release_context(void *ptr)
 }
 
 /**
- * drm_kunit_helper_context_alloc - Allocates an acquire context
+ * ddrm_kunit_helper_acquire_ctx_alloc - Allocates an acquire context
  * @test: The test context object
  *
  * Allocates and initializes a modeset acquire context.
-- 
2.42.0.rc1.204.g551eb34607-goog