Add version output to code generator

[helto4real]

Breaking change

Proposed change

This PR adds current tool version for code generator. This will help to track down code generation problems due to old versions of the code generator.

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New feature (which adds functionality to an existing integration)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: fixes #
• This PR is related to issue:
• Link to documentation pull request:

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the [development checklist][dev-checklist]
• The code compiles without warnings (code quality chek)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

[codecov]

Codecov Report

Patch coverage: 30.00% and project coverage change: -0.13% ⚠️

Comparison is base (6fc1af2) 81.29% compared to head (8097e19) 81.17%.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev     #904      +/-   ##
==========================================
- Coverage   81.29%   81.17%   -0.13%     
==========================================
  Files         173      174       +1     
  Lines        4342     4350       +8     
  Branches      435      435              
==========================================
+ Hits         3530     3531       +1     
- Misses        629      636       +7     
  Partials      183      183              

Flag	Coverage Δ
unittests	81.17% <30.00%> (-0.13%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
...Model/NetDaemon.HassModel.CodeGenerator/Program.cs	0.00% <0.00%> (ø)
...n.HassModel.CodeGenerator/Helpers/VersionHelper.cs	25.00% <25.00%> (ø)
...assModel.CodeGenerator/CodeGeneration/Generator.cs	100.00% <100.00%> (ø)

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[helto4real]

I did not add tests for this simple change. I did not think it would ever be potentially breaking anything.