Update dependency react-string-replace to v2 (#28284)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
[Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
|
[react-string-replace](https://redirect.github.com/iansinnott/react-string-replace)
| [`1.1.1` →
`2.0.1`](https://renovatebot.com/diffs/npm/react-string-replace/1.1.1/2.0.1)
|
![age](https://developer.mend.io/api/mc/badges/age/npm/react-string-replace/2.0.1?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/react-string-replace/1.1.1/2.0.1?slim=true)
|

---

### Release Notes

<details>
<summary>iansinnott/react-string-replace
(react-string-replace)</summary>

###
[`v2.0.1`](https://redirect.github.com/iansinnott/react-string-replace/releases/tag/v2.0.1)

[Compare
Source](https://redirect.github.com/iansinnott/react-string-replace/compare/v1.1.1...v2.0.1)

#### Tooling Modernization

Switched from npm/yarn to Bun for package management and testing.

##### Before → After

| Metric           | Before       | After          |
| ---------------- | ------------ | -------------- |
| Dev dependencies | 529 packages | **4 packages** |
| Test execution   | \~2s         | **11ms**       |
| Lockfile size    | 410KB        | **1KB**        |

##### Changes

- Replace npm/yarn with Bun for package management
- Replace AVA with `bun test` for testing (14 tests, same coverage)
- Replace CircleCI with GitHub Actions
- Remove ESLint and babel-eslint (deprecated tooling)

No changes to the library code or public API.

**Full Changelog**:
<https://github.com/iansinnott/react-string-replace/compare/v2.0.0...v2.0.1>

</details>

---

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