Merge pull request #14 from Project-MONAI/update-S3-plugin-readme

Update S3 Plugin README.md

Author: mocsharp

src/Plugins/AWSS3/README.md

@@ -8,11 +8,11 @@ The AWS S3 plug-in for MONAI Deploy is based on the [Amazon S3](https://aws.amaz
 
 The `serviceAssemblyName` should be set to `Monai.Deploy.Storage.AWSS3.Awss3StorageService, Monai.Deploy.Storage.AWSS3`.
 
-The following configurations are required to run the MinIO plug-in.
+The following configurations are required to run the S3 plug-in.
 
-| Key                  | Description                | Sample Value                |
-| -------------------- | -------------------------- | --------------------------- |
-| accessKey            | AccessKeyId                | key                         |
-| accessToken          | SecretAccessKey            | secret                      |
-| region               | Region of the instance     | us-west-1                   |
-| credentialServiceUrl | S3 crednetials service URL | sts.eu-west-1.amazonaws.com |
+| Key                  | Description                           | Sample Value                |
+| -------------------- | ------------------------------------- | --------------------------- |
+| accessKey            | AccessKeyId                           | key                         |
+| accessToken          | SecretAccessKey                       | secret                      |
+| region               | Region of the instance                | us-west-1                   |
+| credentialServiceUrl | (optional) S3 crednetials service URL | sts.eu-west-1.amazonaws.com |