nginx: remove patch files not necessary anymore

* These patches does not required for mod_zip

Closes: https://trac.macports.org/ticket/72546

Author: dagui0

www/nginx/Portfile

@@ -4,7 +4,7 @@ PortSystem          1.0
 
 name                nginx
 version             1.28.0
-revision            0
+revision            1
 categories          www mail
 license             BSD
 maintainers         {mps @Schamschula} openmaintainer
@@ -321,8 +321,6 @@ variant zip description {Enable Ngx zip download module (https://github.com/evan
                             size    30266
 
     configure.args-append   --add-module=${workpath}/mod_zip-${zip_version}
-    patchfiles-append       patch-src-http-ngx_http_upstream.c.diff \
-                            patch-src-http-ngx_http_upstream.h.diff
 }
 
 variant redis description {Enable Ngx HTTP Redis module} {