Use docfx from dotnet tools

[pepone]

The C# docfx generation is currently not generating any HTML. There is a warning about templates being missing. I was able to reproduce locally when using the docfx installed with brew.

2024-11-01T09:50:42.4028480Z �[38;5;11mwarning: No template bundles were found, no template will be applied to the documents. 1) Check your docfx.json 2) the templates subfolder exists inside your application folder or your docfx.json directory.�[0m
2024-11-01T09:50:47.3596100Z �[38;5;15mBuilding 572 file(s) in ManagedReferenceDocumentProcessor(BuildManagedReferenceDocument=>SplitClassPageToMemberLevel=>ValidateManagedReferenceDocumentMetadata=>ApplyOverwriteDocumentForMref=>FillReferenceInformation)...�[0m
2024-11-01T09:50:47.3598460Z �[38;5;15mBuilding 1 file(s) in ConceptualDocumentProcessor(BuildConceptualDocument=>ValidateConceptualDocumentMetadata)...�[0m
2024-11-01T09:50:47.3599510Z �[38;5;15mBuilding 2 file(s) in ResourceDocumentProcessor(ValidateResourceMetadata)...�[0m
2024-11-01T09:50:47.3600680Z �[38;5;15mBuilding 2 file(s) in TocDocumentProcessor(BuildTocDocument)...�[0m
2024-11-01T09:50:50.3404030Z �[38;5;15mApplying templates to 577 model(s)...�[0m
2024-11-01T09:50:50.3407110Z �[38;5;11mwarning: UnknownContentTypeForTemplate: There is no template processing document type(s): Conceptual,ManagedReference,Toc�[0m
2024-11-01T09:50:50.9088260Z �[38;5;15mXRef map exported.�[0m

Things seems to work as expected when using docfx installed with dotnet tool install docfx -g