drm/i915: Update DRIVER_DATE to 20200515

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

drivers/gpu/drm/i915/i915_drv.h

@@ -108,8 +108,8 @@
 
 #define DRIVER_NAME		"i915"
 #define DRIVER_DESC		"Intel Graphics"
-#define DRIVER_DATE		"20200430"
-#define DRIVER_TIMESTAMP	1588234401
+#define DRIVER_DATE		"20200515"
+#define DRIVER_TIMESTAMP	1589543364
 
 struct drm_i915_gem_object;