chore(deps): update pnpm/action-setup action to v6 (#738)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [pnpm/action-setup](https://redirect.github.com/pnpm/action-setup) |
action | major | `v5` → `v6` |

---

### Release Notes

<details>
<summary>pnpm/action-setup (pnpm/action-setup)</summary>

###
[`v6`](https://redirect.github.com/pnpm/action-setup/compare/v5...v6)

[Compare
Source](https://redirect.github.com/pnpm/action-setup/compare/v5...v6)

</details>

---

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are satisfied.

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rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
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---

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---

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.github/workflows/codspeed.yml

@@ -19,7 +19,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
 
       - name: Install pnpm
-        uses: pnpm/action-setup@fc06bc1257f339d1d5d8b3a19a8cae5388b55320 # v5
+        uses: pnpm/action-setup@08c4be7e2e672a47d11bd04269e27e5f3e8529cb # v6
 
       - name: Set up Node.js
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6