Fix nginx syntax error

Author: malte-hansen

default.conf.template

@@ -46,7 +46,8 @@ server {
   }
 
   location ~* /v2/landscapes/[0-9a-z-]+/trace-data {
-    proxy_pass ${SPAN_SERV_URL};
+    set $upstream_landscapes  ${SPAN_SERV_URL};
+    proxy_pass $upstream_landscapes;
     proxy_http_version 1.1;
     proxy_set_header Host $host;
   }
@@ -94,10 +95,9 @@ server {
   # BEGIN VSCode
 
   location /v2/ide/ {
-    set $upstream_vscode ${VSCODE_SERV_URL};
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header Host $host;
-
+    set $upstream_vscode ${VSCODE_SERV_URL};
     proxy_pass $upstream_vscode;
 
     proxy_http_version 1.1;
@@ -110,10 +110,10 @@ server {
   # BEGIN Keycloak
 
   location /realms {
-    set $upstream_keycloak ${KEYCLOAK_URL};
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header Host $host;
 
+    set $upstream_keycloak ${KEYCLOAK_URL};
     proxy_pass $upstream_keycloak;
 
     proxy_http_version 1.1;