fix: incorrect extractProperties typings for known object

[JounQin]

No description provided.

[changeset-bot]

🦋 Changeset detected

Latest commit: aa8b7bd

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
synckit	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[codesandbox-ci]

This pull request is automatically built and testable in CodeSandbox.

To see build info of the built libraries, click here or the icon next to each commit SHA.

[github-actions]

📊 Package size report   No changes

File	Before	After
Total (Includes all files)	45.4 kB	45.4 kB
Tarball size	12.3 kB	12.3 kB

Unchanged files

File	Size
lib/index.cjs	9.7 kB
lib/index.d.ts	1.3 kB
lib/index.js	11.1 kB
lib/index.js.map	9.2 kB
lib/types.d.ts	936 B
lib/types.js	44 B
lib/types.js.map	102 B
LICENSE	1.1 kB
package.json	4.0 kB
README.md	7.9 kB

_{🤖 This report was automatically generated by pkg-size-action}

[codecov]

Codecov Report

Merging #109 (aa8b7bd) into main (dba496d) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main      #109   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            2         2           
  Lines          130       130           
  Branches        57        57           
=========================================
  Hits           130       130           

Impacted Files	Coverage Δ
src/index.ts	100.00% <100.00%> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.