MFH: r391254

www/nginx{-deve}: Fix build with HEADERS_MORE option

Upstream apparently re-tagged the v0.26 release, thereby changing the contents
of the tarball oftained from github, causing distinfo checksums to become
mismatched.

This change updates distinfo entries in nginx and nginx-devel to compensate.

PR: 201129

Approved by: portmgr (feld)