Bump degenerator and gulp-w3c-html-validator

[dependabot[bot]]

Removes degenerator. It's no longer used after updating ancestor dependency gulp-w3c-html-validator. These dependencies need to be updated together.

Removes degenerator

Updates gulp-w3c-html-validator from 1.4.4 to 5.1.3

Commits

• 1573460 Release v5.1.3
• 3d44108 Update to w3c-html-validator v1.1
• c665b9c Update to npm-run-all2 v6.0
• b5639df Update to typescript v4.7
• 5925e0d Release v5.1.2
• 2aeab65 Fix incompatibility with older node versions
• 20424df Add --flat=true to support cpy-cli v4.0
• e2edfdf Add job names to actions config
• e85c439 Release v5.1.1
• d5bfd9f Update to eslint v8.0
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)
• @dependabot use these labels will set the current labels as the default for future PRs for this repo and language
• @dependabot use these reviewers will set the current reviewers as the default for future PRs for this repo and language
• @dependabot use these assignees will set the current assignees as the default for future PRs for this repo and language
• @dependabot use this milestone will set the current milestone as the default for future PRs for this repo and language

You can disable automated security fix PRs for this repo from the Security Alerts page.