Add license scan report and status (#1672)

Signed off by: fossabot <badges@fossa.com>

Author: fossabot

README.md

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 [![Gitpod ready-to-code](https://img.shields.io/badge/Gitpod-ready--to--code-blue?logo=gitpod)](https://gitpod.io/#https://github.com/open-workflow-specification/sdk-java)
+[![FOSSA Status](https://app.fossa.com/api/projects/git%2Bgithub.com%2Fopen-workflow-specification%2Fsdk-java.svg?type=shield)](https://app.fossa.com/projects/git%2Bgithub.com%2Fopen-workflow-specification%2Fsdk-java?ref=badge_shield)
 
 # Open Workflow Specification - Java SDK
 
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 The reference implementation provides a ready-to-use runtime that supports the Open Workflow Specification. It includes a workflow execution engine, validation utilities, and illustrative examples to help you quickly test and deploy your workflows. For details on usage, configuration, and supported features, see [readme](impl/README.md). 
 
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+## License
+[![FOSSA Status](https://app.fossa.com/api/projects/git%2Bgithub.com%2Fopen-workflow-specification%2Fsdk-java.svg?type=large)](https://app.fossa.com/projects/git%2Bgithub.com%2Fopen-workflow-specification%2Fsdk-java?ref=badge_large)