Update Nginx proxy settings for Gerrit/Jenkins during upgrade

Change-Id: I41e4baca8f6ec2c21617f5576bcc6799e74d38d3
Related-Prod: PROD-32128
(cherry-picked from commit 84a0bc029525a87d6d19090a16a86f8ad03be33a)
diff --git a/upgrade-mcp-release.groovy b/upgrade-mcp-release.groovy
index ecd028b..179c698 100644
--- a/upgrade-mcp-release.groovy
+++ b/upgrade-mcp-release.groovy
@@ -562,6 +562,11 @@
                 }
 
                 salt.enforceState(venvPepper, 'I@jenkins:client and not I@salt:master', 'jenkins.client', true, true, null, false, 60, 2)
+
+                // update Nginx proxy settings for Jenkins/Gerrit if needed
+                if (salt.testTarget(venvPepper, 'I@nginx:server:site:nginx_proxy_jenkins and I@nginx:server:site:nginx_proxy_gerrit')) {
+                    salt.enforceState(venvPepper, 'I@nginx:server:site:nginx_proxy_jenkins and I@nginx:server:site:nginx_proxy_gerrit', 'nginx.server', true, true, null, false, 60, 2)
+                }
             }
         }
         catch (Throwable e) {