chore(deps): update dependency @types/bun to v1.2.19 (#1188)

This PR contains the following updates:

| Package | Type | Update | Change | OpenSSF |
|---|---|---|---|---|
|
[@types/bun](https://redirect.github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/bun)
([source](https://redirect.github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/bun))
| devDependencies | patch | [`1.2.18` ->
`1.2.19`](https://renovatebot.com/diffs/npm/@types%2fbun/1.2.18/1.2.19)
| [![OpenSSF
Scorecard](https://api.securityscorecards.dev/projects/github.com/DefinitelyTyped/DefinitelyTyped/badge)](https://securityscorecards.dev/viewer/?uri=github.com/DefinitelyTyped/DefinitelyTyped)
|
| [Bun](https://bun.com)
([source](https://redirect.github.com/oven-sh/bun)) | | patch | `1.2.18`
-> `1.2.19` | [![OpenSSF
Scorecard](https://api.securityscorecards.dev/projects/github.com/oven-sh/bun/badge)](https://securityscorecards.dev/viewer/?uri=github.com/oven-sh/bun)
|

---

### Release Notes

<details>
<summary>oven-sh/bun (Bun)</summary>

###
[`v1.2.19`](https://redirect.github.com/oven-sh/bun/compare/bun-v1.2.18...aad3abeaddfb9f875ab6675dbc008a969f9fbe7d)

[Compare
Source](https://redirect.github.com/oven-sh/bun/compare/bun-v1.2.18...bun-v1.2.19)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At 12:00 AM through 04:59 AM and 10:00
PM through 11:59 PM, Monday through Friday ( * 0-4,22-23 * * 1-5 ), Only
on Sunday and Saturday ( * * * * 0,6 ) (UTC), Automerge - At any time
(no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about these
updates again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/settlemint/sdk).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0MS4yMy4yIiwidXBkYXRlZEluVmVyIjoiNDEuMjMuMiIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiZGVwZW5kZW5jaWVzIl19-->

## Summary by Sourcery

Update Bun and its TypeScript type definitions to version 1.2.19

Chores:
- Bump @types/bun devDependency from 1.2.18 to 1.2.19
- Update Bun runtime to version 1.2.19

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.bun-version

@@ -1 +1 @@
-1.2.18
+1.2.19

bun.lock

@@ -44,7 +44,7 @@
   "devDependencies": {
     "@arethetypeswrong/cli": "0.18.2",
     "@biomejs/biome": "2.1.2",
-    "@types/bun": "1.2.18",
+    "@types/bun": "1.2.19",
     "@types/mustache": "4.2.6",
     "knip": "5.62.0",
     "lefthook": "1.12.2",