Fix documentation formating

Signed-off-by: Sylvain Rabot <[email protected]>

docs/storage.md

@@ -93,8 +93,7 @@ config:
 
 At a minimum, you will need to provide a value for the `bucket`, `endpoint`, `access_key`, and `secret_key` keys. The rest of the keys are optional.
 
-However if you set `aws_sdk_auth: true` thanos will use the default authentication methods of the AWS SDK for go based on [known environment variables](https://docs.aws.amazon.com/cli/latest/userguide/cli-configure-envvars.html)         
-(`AWS_PROFILE`, `AWS_WEB_IDENTITY_TOKEN_FILE` ... etc) and known AWS config files (~/.aws/config). If you turn this on then only `bucket` & `endpoint` are required.      
+However if you set `aws_sdk_auth: true` thanos will use the default authentication methods of the AWS SDK for go based on [known environment variables](https://docs.aws.amazon.com/cli/latest/userguide/cli-configure-envvars.html) (`AWS_PROFILE`, `AWS_WEB_IDENTITY_TOKEN_FILE` ... etc) and known AWS config files (~/.aws/config). If you turn this on then only `bucket` & `endpoint` are required.      
 
 The AWS region to endpoint mapping can be found in this [link](https://docs.aws.amazon.com/general/latest/gr/s3.html).