Infrastructure: Bump cspell from 5.2.4 to 5.3.1 (pull #1781)

Bumps [cspell](https://github.com/streetsidesoftware/cspell) from 5.2.4 to 5.3.1.
- [Release notes](https://github.com/streetsidesoftware/cspell/releases)
- [Changelog](https://github.com/streetsidesoftware/cspell/blob/master/CHANGELOG.md)
- [Commits](streetsidesoftware/cspell@v5.2.4...v5.3.1)

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package.json

@@ -39,7 +39,7 @@
     "ava": "^3.15.0",
     "babel-eslint": "^10.1.0",
     "cheerio": "^1.0.0-rc.5",
-    "cspell": "^5.2.4",
+    "cspell": "^5.3.1",
     "eslint": "^7.20.0",
     "eslint-config-prettier": "^8.0.0",
     "eslint-plugin-ava": "^11.0.0",