Update SemanticVersion class to have hashcode function

[leninmehedy]

According to "Effective Java - Joshua Bloch", Chapter -3 (Item 11): Always override hashCode when you override equals,

This is because, otherwise it would cause issues when using these objects in HashMap and HashSet

https://github.com/hashgraph/full-stack-testing/blob/main/fullstack-core/fullstack-base-api/src/main/java/com/hedera/fullstack/base/api/version/SemanticVersion.java#L145

Also we need to add relavent unit tests