chore(deps): Update bufbuild/buf-setup-action action to v1.40.0 (#155)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[bufbuild/buf-setup-action](https://redirect.github.com/bufbuild/buf-setup-action)
| action | minor | `v1.38.0` -> `v1.40.0` |

---

### Release Notes

<details>
<summary>bufbuild/buf-setup-action (bufbuild/buf-setup-action)</summary>

###
[`v1.40.0`](https://redirect.github.com/bufbuild/buf-setup-action/releases/tag/v1.40.0)

[Compare
Source](https://redirect.github.com/bufbuild/buf-setup-action/compare/v1.39.0...v1.40.0)

Release v1.40.0

###
[`v1.39.0`](https://redirect.github.com/bufbuild/buf-setup-action/releases/tag/v1.39.0)

[Compare
Source](https://redirect.github.com/bufbuild/buf-setup-action/compare/v1.38.0...v1.39.0)

Release v1.39.0

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "before 4am on Monday" (UTC),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
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/cerbos/cerbos-sdk-net).

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---------

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

.github/workflows/pr.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Setup Buf
-        uses: bufbuild/buf-setup-action@v1.38.0
+        uses: bufbuild/buf-setup-action@v1.40.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
 
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Setup Buf
-        uses: bufbuild/buf-setup-action@v1.38.0
+        uses: bufbuild/buf-setup-action@v1.40.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}