Apply suggestions from code review

edits from tech review

Co-authored-by: yar <y82@users.noreply.github.com>

Author: travisamartin

static/workshops/nginx-one/lab2/nginx-oss/etc/nginx/conf.d/stub_status.conf

@@ -5,7 +5,7 @@ server {
 	listen 9000 ssl;              # Listener for Stub Status
 
 	ssl_certificate /etc/ssl/nginx/30-day.crt;
-    ssl_certificate_key /etc/ssl/nginx/30-day.key;
+	ssl_certificate_key /etc/ssl/nginx/30-day.key;
 
 	location /basic_status {
 		stub_status;

static/workshops/nginx-one/lab2/nginx-oss/etc/nginx/conf.d/tls-cars.example.com.conf

@@ -13,7 +13,7 @@ server {
     ssl_certificate /etc/ssl/nginx/cars.crt;
     ssl_certificate_key /etc/ssl/nginx/cars.key;
 
-    ssl_protocols TLSv1.1 TLSv1.3;
+    ssl_protocols TLSv1.2 TLSv1.3;
     ssl_ciphers HIGH:!aNULL:3DES;
     ssl_prefer_server_ciphers on;