adds target aliases and transparent sessions usage docs (#5243)

* adds target aliases and transparent sessions usage docs

* fixes relative link

* Apply suggestions from code review

Co-authored-by: Dan Heath <76443935+Dan-Heath@users.noreply.github.com>

* Update website/content/docs/configuration/target-aliases/create-target-alias.mdx

Co-authored-by: Dan Heath <76443935+Dan-Heath@users.noreply.github.com>

* fixes paragraph formatting

* add authenticaton requirement

* adds example link

* Apply suggestions from code review

Co-authored-by: Dan Heath <76443935+Dan-Heath@users.noreply.github.com>

* clarifies host selection for session

* use DNS-like aliases in example

* fixes indentation

* Update website/content/docs/concepts/aliases.mdx

Co-authored-by: Johan Brandhorst-Satzkorn <johan.brandhorst@gmail.com>

* adds callout box for 0.16 clusters

---------

Co-authored-by: Dan Heath <76443935+Dan-Heath@users.noreply.github.com>
Co-authored-by: Johan Brandhorst-Satzkorn <johan.brandhorst@gmail.com>

website/data/docs-nav-data.json

@@ -583,6 +583,32 @@
           }
         ]
       },
+      {
+        "title": "Aliases and transparent sessions",
+        "routes": [
+          {
+            "title": "Overview",
+            "path": "configuration/target-aliases"
+          },
+          {
+            "title": "Create a target alias",
+            "path": "configuration/target-aliases/create-target-alias"
+          },
+          {
+            "title": "Connect using a target alias",
+            "path": "configuration/target-aliases/connect-target-alias"
+          },          
+          {
+            "title": "Connect using transparent sessions",
+            "badge": {
+              "text": "HCP/ENT BETA",
+              "type": "outlined",
+              "color": "neutral"
+            },
+            "path": "configuration/target-aliases/transparent-sessions"
+          }
+        ]
+      },
       {
         "title": "Events",
         "routes": [