chore: factor configuration classes

src/ApplicationContext.php

src/ConfigurationFile.php

src/DatabaseConfiguration.php

src/EventListener/ReportThrowableToLogger.php

src/EventListener/SQLQueryLogger.php

src/GraphQLAdapter.php

src/GraphQLExecutionPromise.php

src/HttpResponder/Error/ServerError.php

src/InputValidator.php

src/InputValidator/RPCMessageValidator.php

src/RedisConfiguration.php

src/Session.php

src/SessionManager.php

src/SingletonProvider/ApplicationContextProvider.php

src/SingletonProvider/ConfigurationFileProvider.php

src/SingletonProvider/ConsoleOutputProvider.php

src/SingletonProvider/DatabaseConfigurationProvider.php

src/SingletonProvider/GraphQLSchemaProvider.php

src/SingletonProvider/NetteSchemaProcessorProvider.php

src/SingletonProvider/RedisConfigurationProvider.php