Update dependency markdownlint-cli to ^0.32.0 (#25)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [markdownlint-cli](https://github.com/igorshubovych/markdownlint-cli) | devDependencies | minor | [`^0.31.1` -> `^0.32.0`](https://renovatebot.com/diffs/npm/markdownlint-cli/0.31.1/0.32.2) |

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package.json

@@ -27,7 +27,7 @@
   "devDependencies": {
     "exec-bin": "^1.0.0",
     "hugo-installer": "^4.0.0",
-    "markdownlint-cli": "^0.31.1",
+    "markdownlint-cli": "^0.32.0",
     "rimraf": "^3.0.2"
   },
   "otherDependencies": {