ReqIFSharp Version 6.0.1

Version 6.0.1 includes the following features and fixes:

• [Refactor] IReqIFSerializer and ReqIFSerializer to be symmetrical to the IReqIFDeserializer interface
• [Add] SupportedFileExtensionKind to deserializer; fixes #47
• [Add] capability to serialize to reqif, reqifz, zip format; fixes #23
• [Set] stream to position 0 prior to creating XmlReader; fixes #43
• [Remove] code-cov from CI pipeline
• [Update] CoverageResults ouput path; fixes #46
• [Improve] Code coverage
• [Update] Microsoft.Extensions.Logging.Abstractions to version 6.0.1
• [Update] Test library dependencies

NOTE: there are breaking changes in this release. The IReqIFDeserializer and IReqIFSeerializer interfaces are now symmetrical (API change) and the (de)serialization has been limited to the following file extensions: reqif, reqifz, zip