Make classes final and bump linters

[a-menshchikov]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 97.14286% with 1 line in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (2.1@cbf58a8). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
...pendencyInjection/Security/Factory/SamlFactory.php	75.00%	1 Missing ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
src/Controller/AssertionConsumerService.php	0.00% <ø> (ø)
src/Controller/Login.php	100.00% <ø> (ø)
src/Controller/Logout.php	0.00% <ø> (ø)
src/Controller/Metadata.php	100.00% <ø> (ø)
...ncyInjection/Compiler/AuthRegistryCompilerPass.php	100.00% <100.00%> (ø)
...cyInjection/Compiler/EntityManagerCompilerPass.php	100.00% <100.00%> (ø)
src/DependencyInjection/Configuration.php	100.00% <100.00%> (ø)
...DependencyInjection/NbgrpOneloginSamlExtension.php	100.00% <100.00%> (ø)
.../Security/UserProvider/SamlUserProviderFactory.php	100.00% <100.00%> (ø)
src/Idp/IdpResolver.php	100.00% <100.00%> (ø)
... and 10 more

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