Update Rust crate indexmap to 1.9.3 (#29)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [indexmap](https://togithub.com/bluss/indexmap) | workspace.dependencies | patch | `1.9.2` -> `1.9.3` |

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### Release Notes

<details>
<summary>bluss/indexmap (indexmap)</summary>

### [`v1.9.3`](https://togithub.com/bluss/indexmap/compare/1.9.2...1.9.3)

[Compare Source](https://togithub.com/bluss/indexmap/compare/1.9.2...1.9.3)

</details>

---

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Author: renovate[bot]

Cargo.toml

@@ -95,7 +95,7 @@ dunce = "1.0.4"
 futures = "0.3.28"
 futures-retry = "0.6.0"
 httpmock = { version = "0.6.8", default-features = false }
-indexmap = "1.9.2"
+indexmap = "1.9.3"
 indicatif = "0.17.3"
 indoc = "2.0.0"
 itertools = "0.10.5"