build(npm): update commitlint to v14.1.0

Change-Id: Ied1362e9bac4121fd1512e7dbd847b70458f7b98
Signed-off-by: Chris Kay <chris.kay@arm.com>
diff --git a/package.json b/package.json
index ebd5d55..5489334 100644
--- a/package.json
+++ b/package.json
@@ -4,8 +4,8 @@
     "postinstall": "husky install"
   },
   "devDependencies": {
-    "@commitlint/cli": "^11.0.0",
-    "@commitlint/config-conventional": "^11.0.0",
+    "@commitlint/cli": "^14.1.0",
+    "@commitlint/config-conventional": "^14.1.0",
     "commitizen": "^4.2.4",
     "cz-conventional-changelog": "^3.3.0",
     "husky": "^5.0.4"