[Issue] Fix: Increase IP column length for IPv6 support in admin_user_session

[m2-assistant]

This issue is automatically created based on existing pull request: #40563: Fix: Increase IP column length for IPv6 support in admin_user_session

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Currently, the ip column in admin_user_session is limited to 15 characters, which is insufficient for IPv6 addresses (up to 45 characters). This PR increases the length to 45 to ensure full IPv6 compatibility and prevent data truncation or errors when IPv6 is used.