Update dependency winston-loki to v6.0.7 (#5323)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [winston-loki](https://togithub.com/JaniAnttonen/winston-loki) |
[`6.0.6` ->
`6.0.7`](https://renovatebot.com/diffs/npm/winston-loki/6.0.6/6.0.7) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/winston-loki/6.0.7?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/winston-loki/6.0.7?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/winston-loki/6.0.6/6.0.7?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/winston-loki/6.0.6/6.0.7?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>JaniAnttonen/winston-loki (winston-loki)</summary>

###
[`v6.0.7`](https://togithub.com/JaniAnttonen/winston-loki/releases/tag/v6.0.7):
– Security updates, batch flushing, browser support

[Compare
Source](https://togithub.com/JaniAnttonen/winston-loki/compare/v6.0.6...v6.0.7)

#### What's Changed

- Add browser support by
[@&#8203;JaniAnttonen](https://togithub.com/JaniAnttonen) in
[JaniAnttonen/winston-loki#122
- Bump qs from 6.5.2 to 6.5.3 by
[@&#8203;dependabot](https://togithub.com/dependabot) in
[JaniAnttonen/winston-loki#125
- Bump minimatch from 3.0.4 to 3.1.2 by
[@&#8203;dependabot](https://togithub.com/dependabot) in
[JaniAnttonen/winston-loki#123
- Bump json5 from 1.0.1 to 1.0.2 by
[@&#8203;dependabot](https://togithub.com/dependabot) in
[JaniAnttonen/winston-loki#127
- Bump word-wrap from 1.2.3 to 1.2.4 by
[@&#8203;dependabot](https://togithub.com/dependabot) in
[JaniAnttonen/winston-loki#134
- Bump protobufjs from 6.11.3 to 7.2.4 by
[@&#8203;dependabot](https://togithub.com/dependabot) in
[JaniAnttonen/winston-loki#132
- Add batch flushing by
[@&#8203;JaniAnttonen](https://togithub.com/JaniAnttonen) in
[JaniAnttonen/winston-loki#130

**Full Changelog**:
JaniAnttonen/winston-loki@v6.0.6...v6.0.7

</details>

---

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