[Aikido] Fix security issue in sequelize via minor version upgrade from 6.2.2 to 6.37.8 in server

[aikido-autofix]

Upgrade Sequelize to fix SQL injection vulnerability in JSON/JSONB WHERE clause processing that allows arbitrary SQL execution and data exfiltration.

✅ There are no breaking changes

✅ 1 CVE resolved by this upgrade

This PR will resolve the following CVEs:

Issue	Severity	Description
CVE-2026-30951	HIGH	[sequelize] SQL injection vulnerability in JSON/JSONB where clause processing allows attackers to inject arbitrary SQL through unescaped cast types in JSON path keys, enabling data exfiltration from any table. The _traverseJSON() function fails to properly escape cast types before interpolating them into CAST SQL statements.

🔗 Related Tasks

• https://aikido-salesdemo.atlassian.net/browse/KAN-2670