Update Kubernetes docs to include Kubernetes Auth method (#8046)

* Improve standalone with TLS example

- Documented creating a key & cert for serving Vault endpoints
- Removed unneeded configuration in custom values.yaml
- Updated examples to 1.3.0

* Add 127.0.0.1 to CSR

* Grammar & minor formatting

* Add additional DNS entry for CSR

* Split examples into individual pages

* Add Kubernetes Auth Method example

* Remove old examples file

* Fix rebase fail

* Remove global section of yaml files that aren't needed

* Fix minor typos

* Fix typos that didn't get carried over from previous PR

* Re-copy from previous examples file to resolve rebase issues

* update dependencies

Co-authored-by: Jeff Escalante <jescalan@users.noreply.github.com>

website/data/docs-navigation.js

@@ -314,7 +314,20 @@ export default [
         content: [
           {
             category: 'helm',
-            content: ['run', 'configuration', 'examples']
+            content: [
+              'run',
+              'configuration',
+              {
+                category: 'examples',
+                content: [
+                  'standalone-load-balanced-ui',
+                  'standalone-tls',
+                  'standalone-audit',
+                  'ha-with-consul',
+                  'kubernetes-auth'
+                ]
+              },
+            ],
           },
           {
             category: 'injector',