[Improvement] Refator BaseVersionV2 into BaseVersion

[arturcic]

@HHobeck when the TrunkBased implementation was done we agreed this will be refactored

[arturcic]

🎉 This issue has been resolved in version 6.0.0-rc.1 🎉
The release is available on:

• GitHub Release
• Chocolatey Package
• .Net Global Tool

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