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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [config](http://github.com/node-config/node-config.git)
([source](https://togithub.com/node-config/node-config)) | [`3.3.9` ->
`3.3.10`](https://renovatebot.com/diffs/npm/config/3.3.9/3.3.10) |
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|
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|
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|
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|

---

### Release Notes

<details>
<summary>node-config/node-config (config)</summary>

###
[`v3.3.10`](https://togithub.com/node-config/node-config/releases/tag/v3.3.10)

[Compare
Source](https://togithub.com/node-config/node-config/compare/v3.3.9...v3.3.10)

##### What's Changed

- replace var to let and const by
[@&#8203;jamashita](https://togithub.com/jamashita) in
[https://github.com/node-config/node-config/pull/720](https://togithub.com/node-config/node-config/pull/720)
- refactor: 💡 xxx === undefined => typeof xxx === 'undefined' by
[@&#8203;jamashita](https://togithub.com/jamashita) in
[https://github.com/node-config/node-config/pull/729](https://togithub.com/node-config/node-config/pull/729)
- Fix source maps when using ts config files, improve performance
loading ts config files by
[@&#8203;andrzej-woof](https://togithub.com/andrzej-woof) in
[https://github.com/node-config/node-config/pull/721](https://togithub.com/node-config/node-config/pull/721)
- fix: lack of comments removal, invalid regexp by
[@&#8203;DeutscherDude](https://togithub.com/DeutscherDude) in
[https://github.com/node-config/node-config/pull/745](https://togithub.com/node-config/node-config/pull/745)

##### New Contributors

- [@&#8203;jamashita](https://togithub.com/jamashita) made their first
contribution in
[https://github.com/node-config/node-config/pull/720](https://togithub.com/node-config/node-config/pull/720)
- [@&#8203;andrzej-woof](https://togithub.com/andrzej-woof) made their
first contribution in
[https://github.com/node-config/node-config/pull/721](https://togithub.com/node-config/node-config/pull/721)
- [@&#8203;DeutscherDude](https://togithub.com/DeutscherDude) made their
first contribution in
[https://github.com/node-config/node-config/pull/745](https://togithub.com/node-config/node-config/pull/745)

**Full Changelog**:
node-config/node-config@v3.3.9...v3.3.10

</details>

---

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