Bump symfony/polyfill-php81 from 1.23.0 to 1.26.0

Bumps [symfony/polyfill-php81](https://github.com/symfony/polyfill-php81) from 1.23.0 to 1.26.0.
- [Release notes](https://github.com/symfony/polyfill-php81/releases)
- [Commits](symfony/polyfill-php81@v1.23.0...v1.26.0)

---
updated-dependencies:
- dependency-name: symfony/polyfill-php81
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]