.clabot: add lackhove

CLA signed.
diff --git a/.clabot b/.clabot
index c5d861c..3880d93 100644
--- a/.clabot
+++ b/.clabot
@@ -7,7 +7,8 @@
 		"crawshaw",
 		"maruel",
 		"dependabot",
-		"jonfriesen"
+		"jonfriesen",
+		"lackhove"
 	],
 	"message": "We require contributors to sign our Contributor License Agreement, and we don't have you on file. In order for us to review and merge your code, please contact @crawshaw to get yourself added."
 }