Add a label to the Azure OAuth integration example

Changelog: other
Signed-off-by: Rémy Coutable <remy@rymai.me>

doc/integration/azure.md

@@ -59,6 +59,7 @@ As you go through the Microsoft procedure, keep the following in mind:
    gitlab_rails['omniauth_providers'] = [
      {
        "name" => "azure_oauth2",
+       # "label" => "Provider name", # optional label for login button, defaults to "Azure AD"
        "args" => {
          "client_id" => "CLIENT ID",
          "client_secret" => "CLIENT SECRET",
@@ -72,9 +73,10 @@ As you go through the Microsoft procedure, keep the following in mind:
 
    ```yaml
    - { name: 'azure_oauth2',
-     args: { client_id: "CLIENT ID",
-     client_secret: "CLIENT SECRET",
-     tenant_id: "TENANT ID" } }
+       # label: 'Provider name', # optional label for login button, defaults to "Azure AD"
+       args: { client_id: "CLIENT ID",
+       client_secret: "CLIENT SECRET",
+       tenant_id: "TENANT ID" } }
    ```
 
    The `base_azure_url` is optional and can be added for different locales;
@@ -167,6 +169,7 @@ Alternatively, add the `User.Read.All` application permission.
    gitlab_rails['omniauth_providers'] = [
      {
        "name" => "azure_activedirectory_v2",
+       "label" => "Provider name", # optional label for login button, defaults to "Azure AD v2"
        "args" => {
          "client_id" => "CLIENT ID",
          "client_secret" => "CLIENT SECRET",
@@ -180,9 +183,10 @@ Alternatively, add the `User.Read.All` application permission.
 
    ```yaml
    - { name: 'azure_activedirectory_v2',
-     args: { client_id: "CLIENT ID",
-     client_secret: "CLIENT SECRET",
-     tenant_id: "TENANT ID" } }
+       label: 'Provider name', # optional label for login button, defaults to "Azure AD v2"
+       args: { client_id: "CLIENT ID",
+       client_secret: "CLIENT SECRET",
+       tenant_id: "TENANT ID" } }
    ```
 
    The `base_azure_url` is optional and can be added for different locales;