Pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
baldinof/roadrunner-bundle	require	pin	^1.2 -> 1.2.1
friendsofphp/php-cs-fixer	require-dev	pin	^2.0 -> 2.16.3
friendsofsymfony/rest-bundle	require	pin	^2.7 -> 2.7.4
jms/serializer-bundle (source)	require	pin	^3.4 -> 3.5.0
nelmio/cors-bundle	require	pin	^2.0 -> 2.0.1
sensio/framework-extra-bundle	require	pin	^5.2 -> 5.5.4
sensiolabs/security-checker	require	pin	^6.0 -> 6.0.3
snc/redis-bundle	require	pin	^2.1 -> 2.1.13
symfony/console (source)	require	pin	^4.1 -> 4.4.7
symfony/debug-pack	require-dev	pin	^1.0 -> 1.0.8
symfony/dotenv (source)	require-dev	pin	^4.1 -> 4.4.16
symfony/flex	require	pin	^1.0 -> 1.6.2
symfony/framework-bundle (source)	require	pin	^4.0 -> 4.4.7
symfony/monolog-bundle (source)	require	pin	^3.5 -> 3.5.0
symfony/twig-bundle (source)	require	pin	^4.0 -> 4.4.8
symfony/yaml (source)	require	pin	^4.1 -> 4.4.7

📌 Important: Renovate will wait until you have merged this Pin PR before creating any upgrade PRs for the affected packages. Add the preset :preserveSemverRanges to your config if you instead don't wish to pin dependencies.

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻️ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you check the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: composer.lock

Command failed: docker run --rm --name=renovate_composer --label=renovate_child -v "/mnt/renovate/gh/caesar-team/caesar-secure-message-server":"/mnt/renovate/gh/caesar-team/caesar-secure-message-server" -v "/tmp/renovate-cache":"/tmp/renovate-cache" -e COMPOSER_CACHE_DIR -e COMPOSER_AUTH -w "/mnt/renovate/gh/caesar-team/caesar-secure-message-server" docker.io/renovate/composer bash -l -c "composer update baldinof/roadrunner-bundle friendsofphp/php-cs-fixer friendsofsymfony/rest-bundle jms/serializer-bundle nelmio/cors-bundle sensio/framework-extra-bundle sensiolabs/security-checker snc/redis-bundle symfony/console symfony/debug-pack symfony/dotenv symfony/flex symfony/framework-bundle symfony/monolog-bundle symfony/twig-bundle symfony/yaml --with-dependencies --ignore-platform-reqs --no-ansi --no-interaction --no-scripts --no-autoloader"
Loading composer repositories with package information
������������������������������������������������������                                                      ������������������������������������������������������Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - caesar/security-message-bundle 0.1.2 requires symfony/dotenv 4.4.7 -> satisfiable by symfony/dotenv[v4.4.7] but these conflict with your requirements or minimum-stability.
    - caesar/security-message-bundle 0.1.2 requires symfony/dotenv 4.4.7 -> satisfiable by symfony/dotenv[v4.4.7] but these conflict with your requirements or minimum-stability.
    - caesar/security-message-bundle 0.1.3 requires symfony/dotenv 4.4.7 -> satisfiable by symfony/dotenv[v4.4.7] but these conflict with your requirements or minimum-stability.
    - caesar/security-message-bundle 0.1.4 requires symfony/console ~4.4.13 -> satisfiable by symfony/console[4.4.x-dev, v4.4.13, v4.4.14, v4.4.15, v4.4.16] but these conflict with your requirements or minimum-stability.
    - Installation request for caesar/security-message-bundle ^0.1.2 -> satisfiable by caesar/security-message-bundle[0.1.4, 0.1.3, 0.1.2].