deps(deps): update dependency nginx/nginx to v1.31.1

[renovate]

This PR contains the following updates:

Package	Update	Change
nginx/nginx	patch	1.31.0 → 1.31.1

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Release Notes

nginx/nginx (nginx/nginx)

v1.31.1

Compare Source

nginx-1.31.1 mainline version has been released, with a fix for buffer overflow vulnerability in the ngx_http_rewrite_module (CVE-2026-9256).

See official CHANGES on nginx.org.

Below is a release summary generated by GitHub.

What's Changed

• Fix the set-creation-date.yaml workflow by @​ac000 in #​1353
• Mp4: avoid adding or comparing to null pointer by @​arut in #​1360
• HTTP/2: limit Content-Type and Location response header length by @​arut in #​1359
• Mail error path fixes by @​arut in #​1358
• Rewrite: harden escape flags control by @​arut in #​1381
• Rewrite: fix buffer overflow with overlapping captures by @​arut in #​1395
• nginx-1.31.1-RELEASE by @​pluknet in #​1396

Full Changelog: nginx/nginx@release-1.31.0...release-1.31.1

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