Bump cspell from 5.1.3 to 5.3.1 (#6734)

Bumps [cspell](https://github.com/streetsidesoftware/cspell) from 5.1.3 to 5.3.1.
- [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/v5.1.3...v5.3.1)

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

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

package.json

@@ -127,7 +127,7 @@
     "codelyzer": "^6.0.1",
     "commander": "6.2.1",
     "concurrently": "^6.0.0",
-    "cspell": "^5.1.3",
+    "cspell": "^5.3.1",
     "css-loader": "^5.1.0",
     "dotenv": "^8.2.0",
     "ejs": "^3.1.6",