Initial investigation into issue #61766

Co-authored-by: RyanCavanaugh <6685088+RyanCavanaugh@users.noreply.github.com>

Author: Copilot

tests/cases/fourslash/findAllRefsWithDeclareModule.ts

@@ -0,0 +1,15 @@
+/// <reference path="fourslash.ts" />
+
+////declare module '@bug/api/index' {
+////  export * from "@bug/api/miscFunctions";
+////}
+////declare module '@bug/api/miscFunctions' {
+////  export function /*1*/myFunction(testParam: string): Promise<any>;
+////}
+////
+////declare namespace bug.v0 {const api: typeof import('@bug/api/index')}
+////
+//////// test.ts
+////bug.v0.api./*2*/myFunction('test')
+
+verify.baselineFindAllReferences('1', '2');