Bump cspell from 4.2.2 to 5.2.1 (#1940)

Bumps [cspell](https://github.com/streetsidesoftware/cspell) from 4.2.2 to 5.2.1.
- [Release notes](https://github.com/streetsidesoftware/cspell/releases)
- [Changelog](https://github.com/streetsidesoftware/cspell/blob/master/CHANGELOG.md)
- [Commits](https://github.com/streetsidesoftware/cspell/compare/cspell@4.2.2...v5.2.1)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -78,7 +78,7 @@
     "commander": "^6.1.0",
     "connect-history-api-fallback": "^1.6.0",
     "cpr": "^3.0.1",
-    "cspell": "^4.1.0",
+    "cspell": "^5.2.1",
     "dotenv": "^8.2.0",
     "http-server": "^0.12.3",
     "husky": "^4.3.5",