[steal] steal vulnerable to Regular Expression Denial of Service via input variable in main.js

A Regular Expression Denial of Service (ReDoS) flaw was found in stealjs steal via the input variable in main.js.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-37260
• https://github.com/stealjs/steal/issues/1529
• https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/main.js#L2490
• https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/main.js#L3344
• https://github.com/advisories/GHSA-7f3x-2wcx-hww8