Update dependency karma-firefox-launcher to v2.1.3 (#1896)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[karma-firefox-launcher](https://togithub.com/karma-runner/karma-firefox-launcher)
| [`2.1.2` ->
`2.1.3`](https://renovatebot.com/diffs/npm/karma-firefox-launcher/2.1.2/2.1.3)
|
[![age](https://developer.mend.io/api/mc/badges/age/npm/karma-firefox-launcher/2.1.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/karma-firefox-launcher/2.1.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/karma-firefox-launcher/2.1.2/2.1.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/karma-firefox-launcher/2.1.2/2.1.3?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>karma-runner/karma-firefox-launcher
(karma-firefox-launcher)</summary>

###
[`v2.1.3`](https://togithub.com/karma-runner/karma-firefox-launcher/blob/HEAD/CHANGELOG.md#213-2024-03-03)

[Compare
Source](https://togithub.com/karma-runner/karma-firefox-launcher/compare/v2.1.2...v2.1.3)

</details>

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Milan Raj <[email protected]>