AUTHENTICATION.md in google-cloud-tasks-2.2.0 vs AUTHENTICATION.md in google-cloud-tasks-2.2.1

@@ -64,14 +64,14 @@
 
 The environment variables that google-cloud-tasks
 checks for credentials are configured on the service Credentials class (such as
 `::Google::Cloud::Tasks::V2::CloudTasks::Credentials`):
 
-1. `TASKS_CREDENTIALS` - Path to JSON file, or JSON contents
-2. `TASKS_KEYFILE` - Path to JSON file, or JSON contents
-3. `GOOGLE_CLOUD_CREDENTIALS` - Path to JSON file, or JSON contents
-4. `GOOGLE_CLOUD_KEYFILE` - Path to JSON file, or JSON contents
-5. `GOOGLE_APPLICATION_CREDENTIALS` - Path to JSON file
+* `TASKS_CREDENTIALS` - Path to JSON file, or JSON contents
+* `TASKS_KEYFILE` - Path to JSON file, or JSON contents
+* `GOOGLE_CLOUD_CREDENTIALS` - Path to JSON file, or JSON contents
+* `GOOGLE_CLOUD_KEYFILE` - Path to JSON file, or JSON contents
+* `GOOGLE_APPLICATION_CREDENTIALS` - Path to JSON file
 
 ```ruby
 require "google/cloud/tasks"
 
 ENV["TASKS_CREDENTIALS"] = "path/to/keyfile.json"