IPList: Check for ipv4-mapped ipv6 addresses

[bitterpanda63]

Summary by Aikido

Security Issues: 0	Quality Issues: 0	Resolved Issues: 0

⚡ Enhancements

• Normalized IPv4-mapped IPv6 addresses and handled null parse results.

🔧 Refactors

• Removed IPv4-to-IPv6 mapping utility and its usage from IsPrivateIP.
• Stopped adding IPv4-mapped IPv6 entries in IMDSAddresses initialization.

^{More info}

[codecov]

Codecov Report

❌ Patch coverage is 0% with 14 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
.../java/dev/aikido/agent_api/helpers/net/IPList.java	0.00%	14 Missing ⚠️

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