Add configurable mount point for secret engines

[ckaipf]

Objective

This pull request aims to enhance the functionality by introducing a new configuration parameter, vault_secrets_mount_point. The addition of this parameter will allow users to specify a different mount point for storing secrets, providing greater flexibility and organization within Vault.

Updates

• Added the vault_secrets_mount parameter to the configuration and pass it to hvac.

[coveralls]

Pull Request Test Coverage Report for Build 8159085506

Details

• 2 of 2 (100.0%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.1%) to 79.901%

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Totals
Change from base Build 7929396011:	0.1%
Covered Lines:	322
Relevant Lines:	403

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💛 - Coveralls

[mephenor]

One small thing regarding the config option.

Also, this should include at least a minor version bump, but probably even a major one, as changing the mount point is probably not backwards compatible