Delete HELP.md

HELP.md

-# Getting Started
-
-### Reference Documentation
-For further reference, please consider the following sections:
-
-* [Official Apache Maven documentation](https://maven.apache.org/guides/index.html)
-* [Spring Boot Maven Plugin Reference Guide](https://docs.spring.io/spring-boot/docs/2.3.1.RELEASE/maven-plugin/reference/html/)
-* [Create an OCI image](https://docs.spring.io/spring-boot/docs/2.3.1.RELEASE/maven-plugin/reference/html/#build-image)
-* [Spring Web](https://docs.spring.io/spring-boot/docs/2.3.1.RELEASE/reference/htmlsingle/#boot-features-developing-web-applications)
-* [Thymeleaf](https://docs.spring.io/spring-boot/docs/2.3.1.RELEASE/reference/htmlsingle/#boot-features-spring-mvc-template-engines)
-
-### Guides
-The following guides illustrate how to use some features concretely:
-
-* [Building a RESTful Web Service](https://spring.io/guides/gs/rest-service/)
-* [Serving Web Content with Spring MVC](https://spring.io/guides/gs/serving-web-content/)
-* [Building REST services with Spring](https://spring.io/guides/tutorials/bookmarks/)
-* [Handling Form Submission](https://spring.io/guides/gs/handling-form-submission/)
-