Add Reference to Code Fixes

[ChrisPulman]

What kind of change does this PR introduce?

Update

What is the current behavior?

CodeFix builds to SourceGenerator location creating a single package

What is the new behavior?

Reference added to CodeFixes Enable Package to be built for Code Fixes

What might this PR break?

Non Expected

Please check if the PR fulfills these requirements

• [ ] Tests for the changes have been added (for bug fixes / features)
• [ ] Docs have been added / updated (for bug fixes / features)

Other information:

[github-actions[bot]]

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