Missing version bump from pull request #238

[leoek]

Details

• The tag 1.24.3 has to be created after merging this.

Acceptance Criteria

• When approved, right before merging, rebase with master and increment the package version in package.json, package-lock.json, and samples/Catalog/package.json (see example commit: 1bf805f).
• Create a new release (and tag) with the new package version (see https://github.com/PSPDFKit/react-native/releases).

[nickwinder]

Sorry about this! There's a couple of other places that needed changing, so I open a PR to get this done quick. I'll close this now.
#242