[FEAT] Add subnet, port, floating IP feature as tool to mcp server

[platanus-kr]

Summary
virtual networking feature implements

Motivation
Add OpenStack Neutron function

Proposal

[Subnet]

• Create subnet
• Retrieve subnet list
• Retrieve subnet detail
• Update subnet
• Delete subnet

[Port]

• Create port
• Retrieve port list
• Retrieve port detail
• Update port
• Delete port

[Floating IP]

• Create floating IP
• Retrieve floating IP list
• Allocate pool to project
• Attach floating IP to port (networking)
• Detach floating IP to port (networking)
• Delete floating IP

Additional context

• router and security group functionality is a separate issue.

[platanus-kr]

Added neutron tools

[Subnet]

• Config gateway
• Remove gateway
• Subnet DHCP Enbable/disable setup
• Subnet DHCP status toggle

[Port]

• Add port fixed IP
• Remove port fixed IP
• Get allowed address pairs
• Add allowed address pairs
• Remove allowes address pairs
• Config port binding
• Port state up setup
• Port state down setup

[Floating IP]

• Update floating IP Description
• Reassing floating IP to port
• Create Bulk floating IP
• Assign available floating IP