ci(deps): update swatinem/rust-cache action to v2.6.2 (#376)

[![Mend
Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [Swatinem/rust-cache](https://github.com/Swatinem/rust-cache) |
action | patch | `v2.6.0` -> `v2.6.2` |

---

### Release Notes

<details>
<summary>Swatinem/rust-cache (Swatinem/rust-cache)</summary>

###
[`v2.6.2`](https://github.com/Swatinem/rust-cache/releases/tag/v2.6.2)

[Compare
Source](https://github.com/Swatinem/rust-cache/compare/v2.6.1...v2.6.2)

##### What's Changed

- dep: Use `smol-toml` instead of `toml` by
[@&#8203;NobodyXu](https://github.com/NobodyXu) in
[https://github.com/Swatinem/rust-cache/pull/164](https://github.com/Swatinem/rust-cache/pull/164)

**Full Changelog**:
Swatinem/rust-cache@v2...v2.6.2

###
[`v2.6.1`](https://github.com/Swatinem/rust-cache/releases/tag/v2.6.1)

[Compare
Source](https://github.com/Swatinem/rust-cache/compare/v2.6.0...v2.6.1)

-   Fix hash contributions of `Cargo.lock`/`Cargo.toml` files.

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
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 this update
again.

---

This PR has been generated by [Mend
Renovate](https://www.mend.io/free-developer-tools/renovate/). View
repository job log
[here](https://developer.mend.io/github/Mogyuchi/gh-test).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNi40MC4zIiwidXBkYXRlZEluVmVyIjoiMzYuNDMuMiIsInRhcmdldEJyYW5jaCI6Im1haW4ifQ==-->

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

Author: renovate[bot]

.github/workflows/build.yml

@@ -58,7 +58,7 @@ jobs:
         with:
           toolchain: stable
           target: ${{ matrix.target }}
-      - uses: Swatinem/rust-cache@b8a6852b4f997182bdea832df3f9e153038b5191 # v2.6.0
+      - uses: Swatinem/rust-cache@e207df5d269b42b69c8bc5101da26f7d31feddb4 # v2.6.2
         with:
           key: ${{ matrix.target }}
       - name: Install cross