fix(graphqlsp): Fix resolving fragments as assignments

[kitten]

Resolves #321

Summary

This fixes resolving fragments from binary assignments, even if the fragment is referenced as an identifier, e.g.

x.fragment = Fragment;
x.y.fragment = Fragment;
x.y.fragment = graphql(/*...*/);

Set of changes

• in unrollFragment
  • Detect property access expression chain in assignment
  • Detect and resolve binary expressions
  • Recurse if an identifier is found

[changeset-bot]

🦋 Changeset detected

Latest commit: d536a96

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@0no-co/graphqlsp	Patch

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