[CLI] Add lemper-cli manage disable fail2ban

[joglomedia]

Describe the Issue / Bug
Currently, lemper-cli manage offers enable fail2ban feature but the disable fail2ban functionality not yet available.

To Reproduce
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Expected Behavior
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Screenshots / Screen Cast
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Config File (.env)
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System Information (please complete the following information):

• OS: [e.g. Linux Mint 19.3 Tricia x86_64 ]
• Shell: [e.g. bash 4.4.20]
• Version [e.g. 2.0.0]

Additional Context
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