docs: small docs cleanups (#800)

Author: langchain-infra

docs/self_hosting/configuration/ingress.mdx

@@ -51,12 +51,11 @@ With these parameters in hand, you can configure your LangSmith instance to use
     annotations: {} # Add annotations here if needed
     labels: {} # Add labels here if needed
     tls: [] # Add TLS configuration here if needed
-
 frontend:
-service:
-type: ClusterIP
-`)
-]}
+    service:
+        type: ClusterIP
+`),
+  ]}
 />
 
 Once configured, you will need to update your LangSmith installation. If everything is configured correctly, your LangSmith instance should now be accessible via the Ingress.

docs/self_hosting/installation/kubernetes.mdx

@@ -108,8 +108,10 @@ Ensure you have the following tools/items ready. Some items are marked optional:
 
 2.  Ensure you have the Langchain Helm repo added. (skip this step if you are using local charts)
 
-        helm repo add langchain https://langchain-ai.github.io/helm/
-        "langchain" has been added to your repositories
+    ```bash
+    helm repo add langchain https://langchain-ai.github.io/helm/
+    "langchain" has been added to your repositories
+    ```
 
 :::note Namespace
 If you are using a namespace other than the default namespace, you will need to specify the namespace in the `helm` and `kubectl` commands by using the `-n <namespace` flag.