chore(codegen): update smithy to 1.56.0

[trivikr]

Issue

Internal JS-5849

Description

Updates smithy CLI to 1.56.0

Testing

CI

---

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[trivikr]

The HttpEmptyPrefixHeadersRequestClient protocol test is failing

 FAIL  test/functional/restxml.spec.ts > HttpEmptyPrefixHeadersRequestClient:Request
AssertionError: expected 'Hello' to be 'There' // Object.is equality

Expected: "There"
Received: "Hello"

 ❯ test/functional/restxml.spec.ts:1451:32
    1449| 
    1450|     expect(r.headers["hello"]).toBeDefined();
    1451|     expect(r.headers["hello"]).toBe("There");
       |                                ^
    1452|     expect(r.headers["x-foo"]).toBeDefined();
    1453|     expect(r.headers["x-foo"]).toBe("Foo");

[trivikr]

Superseded by #7045

[github-actions]

This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs and link to relevant comments in this thread.