Update DefaultAzureCredential API docs (#44001)

* Update DefaultAzureCredential API docs

* React to feedback

* Add broker docstring

Author: scottaddie

sdk/identity/azure-identity/azure/identity/_credentials/default.py

@@ -73,10 +73,11 @@ class DefaultAzureCredential(ChainedTokenCredential):
     4. On Windows only: a user who has signed in with a Microsoft application, such as Visual Studio. If multiple
        identities are in the cache, then the value of  the environment variable ``AZURE_USERNAME`` is used to select
        which identity to use. See :class:`~azure.identity.SharedTokenCacheCredential` for more details.
-    5. The identity currently logged in to the Azure CLI.
-    6. The identity currently logged in to Azure PowerShell.
-    7. The identity currently logged in to the Azure Developer CLI.
-    8. Brokered authentication. On Windows and WSL only, this uses the default account logged in via
+    5. The identity logged in to Visual Studio Code with the Azure Resources extension.
+    6. The identity currently logged in to the Azure CLI.
+    7. The identity currently logged in to Azure PowerShell.
+    8. The identity currently logged in to the Azure Developer CLI.
+    9. Brokered authentication. On Windows and WSL only, this uses the default account logged in via
        Web Account Manager (WAM) if the `azure-identity-broker` package is installed.
 
     This default behavior is configurable with keyword arguments.
@@ -95,7 +96,7 @@ class DefaultAzureCredential(ChainedTokenCredential):
         Defaults to **False**.
     :keyword bool exclude_powershell_credential: Whether to exclude Azure PowerShell. Defaults to **False**.
     :keyword bool exclude_visual_studio_code_credential: Whether to exclude stored credential from VS Code.
-        Defaults to **True**.
+        Defaults to **False**.
     :keyword bool exclude_shared_token_cache_credential: Whether to exclude the shared token cache. Defaults to
         **False**.
     :keyword bool exclude_interactive_browser_credential: Whether to exclude interactive browser authentication (see

sdk/identity/azure-identity/azure/identity/aio/_credentials/default.py

@@ -68,9 +68,12 @@ class DefaultAzureCredential(ChainedTokenCredential):
     4. On Windows only: a user who has signed in with a Microsoft application, such as Visual Studio. If multiple
        identities are in the cache, then the value of  the environment variable ``AZURE_USERNAME`` is used to select
        which identity to use. See :class:`~azure.identity.aio.SharedTokenCacheCredential` for more details.
-    5. The identity currently logged in to the Azure CLI.
-    6. The identity currently logged in to Azure PowerShell.
-    7. The identity currently logged in to the Azure Developer CLI.
+    5. The identity logged in to Visual Studio Code with the Azure Resources extension.
+    6. The identity currently logged in to the Azure CLI.
+    7. The identity currently logged in to Azure PowerShell.
+    8. The identity currently logged in to the Azure Developer CLI.
+    9. Brokered authentication. On Windows and WSL only, this uses the default account logged in via
+       Web Account Manager (WAM) if the `azure-identity-broker` package is installed.
 
     This default behavior is configurable with keyword arguments.
 
@@ -86,7 +89,7 @@ class DefaultAzureCredential(ChainedTokenCredential):
         variables from the credential. Defaults to **False**.
     :keyword bool exclude_powershell_credential: Whether to exclude Azure PowerShell. Defaults to **False**.
     :keyword bool exclude_visual_studio_code_credential: Whether to exclude stored credential from VS Code.
-        Defaults to **True**.
+        Defaults to **False**.
     :keyword bool exclude_managed_identity_credential: Whether to exclude managed identity from the credential.
         Defaults to **False**.
     :keyword bool exclude_shared_token_cache_credential: Whether to exclude the shared token cache. Defaults to