Revert "Ngnix rule for mistral_api redirect"

conf/nginx/st2.conf

@@ -1,7 +1,7 @@
-#
-# nginx configuration to expose st2 webui, redirect HTTP->HTTPS,
+# 
+# nginx configuration to expose st2 webui, redirect HTTP->HTTPS, 
 # provide SSL termination, and reverse-proxy st2api and st2auth API endpoint.
-# To enable:
+# To enable: 
 #    cp ${LOCATION}/st2.conf /etc/nginx/sites-available
 #    ln -l /etc/nginx/sites-available/st2.conf /etc/nginx/sites-enabled/st2.conf
 # see https://docs.stackstorm.com/install.html for details
@@ -62,25 +62,6 @@ server {
     proxy_set_header Host $host;
   }
 
-  location /mistral_api/ {
-    rewrite ^/mistral_api/(.*)  /$1 break;
-
-    proxy_pass            http://127.0.0.1:8989/;
-    proxy_read_timeout    90;
-    proxy_connect_timeout 90;
-    proxy_redirect        off;
-
-    proxy_set_header      Host $host;
-    proxy_set_header      X-Real-IP $remote_addr;
-    proxy_set_header      X-Forwarded-For $proxy_add_x_forwarded_for;
-
-    proxy_set_header Connection '';
-    chunked_transfer_encoding off;
-    proxy_buffering off;
-    proxy_cache off;
-    proxy_set_header Host $host;
-  }
-
   location /auth/ {
     rewrite ^/auth/(.*)  /$1 break;