Bump chillerlan/php-qrcode from 5.0.2 to 5.0.3

Bumps [chillerlan/php-qrcode](https://github.com/chillerlan/php-qrcode) from 5.0.2 to 5.0.3.
- [Release notes](https://github.com/chillerlan/php-qrcode/releases)
- [Commits](chillerlan/php-qrcode@5.0.2...5.0.3)

---
updated-dependencies:
- dependency-name: chillerlan/php-qrcode
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>