Update nginx.conf (#2455)

* Update nginx.conf

Fixes #2285

Applies the same `proxy_hide_header Content-Disposition;`, but only to paths that start with `_static/` which should avoid the issue introduced previously with attachment downloads.

* Update nginx/nginx.conf

Co-authored-by: Amin Vakil <[email protected]>

---------

Co-authored-by: Amin Vakil <[email protected]>

Author: mwarkentin

nginx/nginx.conf

@@ -75,5 +75,9 @@ http {
 		location / {
 			proxy_pass http://sentry;
 		}
+		location /_static/ {
+			proxy_pass http://sentry;
+			proxy_hide_header Content-Disposition;
+		}
 	}
 }