Bump the php-prod group across 1 directory with 7 updates

Bumps the php-prod group with 6 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [doctrine/doctrine-bundle](https://github.com/doctrine/DoctrineBundle) | `2.18.1` | `2.18.2` |
| [doctrine/orm](https://github.com/doctrine/orm) | `3.5.8` | `3.6.1` |
| [nelmio/security-bundle](https://github.com/nelmio/NelmioSecurityBundle) | `3.6.0` | `3.8.0` |
| [pagerfanta/pagerfanta](https://github.com/BabDev/Pagerfanta) | `4.7.2` | `4.8.0` |
| [twig/extra-bundle](https://github.com/twigphp/twig-extra-bundle) | `3.22.2` | `3.23.0` |
| [twig/intl-extra](https://github.com/twigphp/intl-extra) | `3.22.1` | `3.23.0` |



Updates `doctrine/doctrine-bundle` from 2.18.1 to 2.18.2
- [Release notes](https://github.com/doctrine/DoctrineBundle/releases)
- [Commits](doctrine/DoctrineBundle@2.18.1...2.18.2)

Updates `doctrine/orm` from 3.5.8 to 3.6.1
- [Release notes](https://github.com/doctrine/orm/releases)
- [Commits](doctrine/orm@3.5.8...3.6.1)

Updates `nelmio/security-bundle` from 3.6.0 to 3.8.0
- [Release notes](https://github.com/nelmio/NelmioSecurityBundle/releases)
- [Changelog](https://github.com/nelmio/NelmioSecurityBundle/blob/master/CHANGELOG.md)
- [Commits](nelmio/NelmioSecurityBundle@v3.6.0...v3.8.0)

Updates `pagerfanta/pagerfanta` from 4.7.2 to 4.8.0
- [Changelog](https://github.com/BabDev/Pagerfanta/blob/4.x/CHANGELOG.md)
- [Commits](BabDev/Pagerfanta@v4.7.2...v4.8.0)

Updates `twig/extra-bundle` from 3.22.2 to 3.23.0
- [Release notes](https://github.com/twigphp/twig-extra-bundle/releases)
- [Commits](twigphp/twig-extra-bundle@v3.22.2...v3.23.0)

Updates `twig/intl-extra` from 3.22.1 to 3.23.0
- [Release notes](https://github.com/twigphp/intl-extra/releases)
- [Commits](twigphp/intl-extra@v3.22.1...v3.23.0)

Updates `twig/twig` from 3.22.2 to 3.23.0
- [Changelog](https://github.com/twigphp/Twig/blob/3.x/CHANGELOG)
- [Commits](twigphp/Twig@v3.22.2...v3.23.0)

---
updated-dependencies:
- dependency-name: doctrine/doctrine-bundle
  dependency-version: 2.18.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: php-prod
- dependency-name: doctrine/orm
  dependency-version: 3.6.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: php-prod
- dependency-name: nelmio/security-bundle
  dependency-version: 3.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: php-prod
- dependency-name: pagerfanta/pagerfanta
  dependency-version: 4.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: php-prod
- dependency-name: twig/extra-bundle
  dependency-version: 3.23.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: php-prod
- dependency-name: twig/intl-extra
  dependency-version: 3.23.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: php-prod
- dependency-name: twig/twig
  dependency-version: 3.23.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: php-prod
...

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Author: dependabot[bot]