AUTHENTICATION.md in google-iam-v1beta-0.3.1 vs AUTHENTICATION.md in google-iam-v1beta-0.3.2

@@ -64,14 +64,14 @@
 
 The environment variables that google-iam-v1beta
 checks for credentials are configured on the service Credentials class (such as
 {::Google::Iam::V1beta::WorkloadIdentityPools::Credentials}):
 
-1. `IAM_CREDENTIALS` - Path to JSON file, or JSON contents
-2. `IAM_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
+* `IAM_CREDENTIALS` - Path to JSON file, or JSON contents
+* `IAM_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/iam/v1beta"
 
 ENV["IAM_CREDENTIALS"] = "path/to/keyfile.json"