drm/i915: Fix VCS2's ring name.

It just fix a typo.

v2: removing underscore to let this like all other ring names (Oscar)

Cc: Oscar Mateo <oscar.mateo@intel.com>
Reviewed-by (v1): Ben Widawsky <benjamin.widawsky@intel.com>
Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_ringbuffer.c

@@ -2224,7 +2224,7 @@ int intel_init_bsd2_ring_buffer(struct drm_device *dev)
 		return -EINVAL;
 	}
 
-	ring->name = "bds2_ring";
+	ring->name = "bsd2 ring";
 	ring->id = VCS2;
 
 	ring->write_tail = ring_write_tail;