Rename JobRepositoryFactoryBean to JdbcJobRepositoryFactoryBean

[fmbenhassine]

After the introduction of MongoJobRepositoryFactoryBean in v5.2, JobRepositoryFactoryBean should be renamed to JdbcJobRepositoryFactoryBean to reflect the fact that it configures a JDBC-based job repository.

[minkukjo]

@fmbenhassine
If it's just a name change, I'd like to work on it. Can I take it?

[fmbenhassine]

@minkukjo Thank you for your offer to help! but this is already done. I just need to push the change set.