[compiler] Fix issue where second argument of all functions was considered to be a ref

ghstack-source-id: 1817f3b
Pull Request resolved: #30912

Author: mvitousek

compiler/packages/babel-plugin-react-compiler/src/TypeInference/InferTypes.ts

@@ -107,7 +107,7 @@ function equation(left: Type, right: Type): TypeEquation {
 function* generate(
   func: HIRFunction,
 ): Generator<TypeEquation, void, undefined> {
-  if (func.env.fnType === 'Component') {
+  if (func.fnType === 'Component') {
     const [props, ref] = func.params;
     if (props && props.kind === 'Identifier') {
       yield equation(props.identifier.type, {