Bump symfony/http-kernel from 5.1.3 to 5.1.5 in /api

Bumps [symfony/http-kernel](https://github.com/symfony/http-kernel) from 5.1.3 to 5.1.5.
- [Release notes](https://github.com/symfony/http-kernel/releases)
- [Changelog](https://github.com/symfony/http-kernel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/symfony/http-kernel/compare/v5.1.3...v5.1.5

)

Signed-off-by: dependabot[bot] <support@github.com>

feat: upgrade to Symfony 5.1

feat: bump dependencies

add more logs to docker php enttrypoint

Bump elliptic from 6.5.2 to 6.5.3 in /client

Bumps [elliptic](https://github.com/indutny/elliptic) from 6.5.2 to 6.5.3.
- [Release notes](https://github.com/indutny/elliptic/releases)
- [Commits](https://github.com/indutny/elliptic/compare/v6.5.2...v6.5.3

)

Signed-off-by: dependabot[bot] <support@github.com>

Bump elliptic from 6.5.2 to 6.5.3 in /admin

Bumps [elliptic](https://github.com/indutny/elliptic) from 6.5.2 to 6.5.3.
- [Release notes](https://github.com/indutny/elliptic/releases)
- [Commits](https://github.com/indutny/elliptic/compare/v6.5.2...v6.5.3

)

Signed-off-by: dependabot[bot] <support@github.com>

Add opcache preload config for Production.

fix helm php-deployment.yaml initContainers

Bump websocket-extensions from 0.1.3 to 0.1.4 in /admin

Merge pull request #1551 from api-platform/dependabot/npm_and_yarn/client/websocket-extensions-0.1.4

Bump websocket-extensions from 0.1.3 to 0.1.4 in /client

Q | A
-- | --
Bug fix? | no
New feature? | yes
BC breaks? | no
Deprecations? | no
Tickets |  
License | MIT
Doc PR |  

This adds opcache preload config for the prod php.ini as described here: https://symfony.com/doc/current/performance.html

There is no /bin/bash in the image, use /bin/sh

Bumps [websocket-extensions](https://github.com/faye/websocket-extensions-node) from 0.1.3 to 0.1.4.
- [Release notes](https://github.com/faye/websocket-extensions-node/releases)
- [Changelog](https://github.com/faye/websocket-extensions-node/blob/master/CHANGELOG.md)
- [Commits](https://github.com/faye/websocket-extensions-node/compare/0.1.3...0.1.4

)

Signed-off-by: dependabot[bot] <support@github.com>

Bumps [websocket-extensions](https://github.com/faye/websocket-extensions-node) from 0.1.3 to 0.1.4.
- [Release notes](https://github.com/faye/websocket-extensions-node/releases)
- [Changelog](https://github.com/faye/websocket-extensions-node/blob/master/CHANGELOG.md)
- [Commits](https://github.com/faye/websocket-extensions-node/compare/0.1.3...0.1.4

)

Signed-off-by: dependabot[bot] <support@github.com>

* - Add initContainer for DB migration

* Use same image definition

Helm, use replica count of PHP for php-deployment

Bump docker buildx from 0.3.1 to 0.4.1

fix(php): remove obsolete phpunit env var

deps(varnish): update varnish to 6.4

Fixing CI disabling entrypoint

Fix helm php-deployment file. (ref pull #1478)

* Improve Helm chart and upgrade to v3

* Dynamic name resolution for the PHP pod

* IfNotPresent -> Always

* Various fixes and improvements

* Add readiness and liveness probe for PHP

* Tiny improvements

Bump deps