docs(configuration-parameters): add experimental cli flag <prefix>.s3…

….native-aws-auth-enabled

Signed-off-by: Aljoscha Poertner <[email protected]>

docs/sources/mimir/references/configuration-parameters/index.md

@@ -4277,6 +4277,12 @@ The s3_backend block configures the connection to Amazon S3 object storage backe
 # CLI flag: -<prefix>.s3.storage-class
 [storage_class: <string> | default = ""]
 
+# (experimental) If enabled, it will use the default authentication methods of
+# the AWS SDK for go based on known environment variables and known AWS config
+# files.
+# CLI flag: -<prefix>.s3.native-aws-auth-enabled
+[native_aws_auth_enabled: <boolean> | default = false]
+
 sse:
   # Enable AWS Server Side Encryption. Supported values: SSE-KMS, SSE-S3.
   # CLI flag: -<prefix>.s3.sse.type