fix: update stencil core peerDependency value

[vaibhavshn]

Pull request checklist

Please check if your PR fulfills the following requirements:

• Docs have been reviewed and added / updated if needed (for bug fixes / features)
• Build (npm run build) was run locally and any changes were pushed
• Tests (npm test) were run locally and passed
• Prettier (npm run prettier) was run locally and passed

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

When installing the package in a monorepo and upgrading stencil core to v3, this peerDep value causes it to de-dupe the core package and uses v2 in some places and causes type errors in stencil.config.ts due to mismatched versions.

GitHub Issue Number: N/A

What is the new behavior?

Works with @stencil/core v3

Does this introduce a breaking change?

• Yes
• No

Testing

N/A

Other information

N/A

[rwaskiewicz]

Thanks @vaibhavshn! I had one small ask before we move forward with this.

[vaibhavshn]

Requested changes were made.

[rwaskiewicz]

Thanks!