fix(deps): update dependency serialize-javascript to ^7.0.7

[EhabY]

PR Checklist

• Addresses an existing open issue: this is a trivial change (dependency security update)
• That issue was marked as status: accepting prs
• Steps in CONTRIBUTING.md were taken

Overview

Updates serialize-javascript from ^7.0.2 to ^7.0.7 (latest), which resolves two known vulnerabilities affecting 7.0.2:

• GHSA-5c6j-r48x-rmvq (high): RCE via RegExp.flags and Date.prototype.toISOString() — affects <= 7.0.2, patched in 7.0.3
• GHSA-qj8w-gfj5-8c6v / CVE-2026-34043 (medium): CPU exhaustion DoS via crafted array-like objects — affects >= 5.0.0, < 7.0.5, patched in 7.0.5