fix(analyzers): fix RCS0034 for primary constructor types

[josefpihrt]

Summary

• RCS0034 no longer reports a false positive when a type has a primary constructor and multiple where clauses on separate lines
• Anchor constraint trivia on the primary constructor closing parenthesis instead of the type parameter list

Fixes #1761

Test plan

• dotnet test src/Tests/Formatting.Analyzers.Tests/Formatting.Analyzers.Tests.csproj --filter FullyQualifiedName~RCS0034PutTypeParameterConstraintOnItsOwnLineTests

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