Add ngx_http_headers_more_filter_module

[macbre]

• [x] Clear Server and other response headers by default (see #63).

adding module in /usr/src/headers-more-nginx-module-0.33
+ ngx_http_headers_more_filter_module was configured

https://github.com/openresty/headers-more-nginx-module#installation

---

Was

< HTTP/1.1 200 OK
< Server: nginx
< Date: Mon, 27 Sep 2021 09:26:39 GMT
< Content-Type: text/html
< Last-Modified: Mon, 27 Sep 2021 09:21:10 GMT
< Transfer-Encoding: chunked
< Connection: keep-alive
< ETag: W/"61518d06-20"
< Expires: Tue, 28 Sep 2021 09:26:39 GMT
< Cache-Control: max-age=86400
< Content-Encoding: br

Now

< HTTP/1.1 200 OK
< Date: Mon, 27 Sep 2021 09:31:01 GMT
< Content-Type: text/html
< Last-Modified: Mon, 27 Sep 2021 09:25:32 GMT
< Transfer-Encoding: chunked
< Connection: keep-alive
< ETag: W/"61518e0c-20"
< Expires: Tue, 28 Sep 2021 09:31:01 GMT
< Cache-Control: max-age=86400
< Content-Encoding: br