chore: nginx -> 1.30 (#10978)

Author: jennifer-richards

docker/configs/nginx-proxy.conf

@@ -1,5 +1,6 @@
 upstream datatracker_backend {
     server 127.0.0.1:8001;
+    keepalive 0; # default = 32 since nginx 1.29.7
 }
 
 server {

k8s/datatracker.yaml

@@ -69,7 +69,7 @@ spec:
         # Nginx Container
         # -----------------------------------------------------
         - name: nginx
-          image: "ghcr.io/nginxinc/nginx-unprivileged:1.27"
+          image: "ghcr.io/nginxinc/nginx-unprivileged:1.30"
           imagePullPolicy: IfNotPresent
           ports:
             - containerPort: 8080

k8s/nginx-auth.conf

@@ -1,5 +1,6 @@
 upstream datatracker_backend {
     server 127.0.0.1:8000;
+    keepalive 0; # default = 32 since nginx 1.29.7
 }
 
 server {

k8s/nginx-datatracker.conf

@@ -1,5 +1,6 @@
 upstream datatracker_backend {
     server 127.0.0.1:8000;
+    keepalive 0; # default = 32 since nginx 1.29.7
 }
 
 server {