chore(deps): Update actions/cache action to v5 (#588)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/cache](https://redirect.github.com/actions/cache) | action | major | `v4` -> `v5` |

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### Release Notes

<details>
<summary>actions/cache (actions/cache)</summary>

### [`v5`](https://redirect.github.com/actions/cache/compare/v4...v5)

[Compare Source](https://redirect.github.com/actions/cache/compare/v4...v5)

</details>

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### Configuration

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Author: cq-bot

.github/workflows/lint_golang.yml

@@ -23,7 +23,7 @@ jobs:
           # We use a manually configured cache key to avoid conflicts with the test action cache
           # See https://github.com/actions/setup-go/issues/358
           cache: false
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cache/go-build

.github/workflows/regen.yml

@@ -20,7 +20,7 @@ jobs:
           # We use a manually configured cache key to avoid conflicts with the test action cache
           # See https://github.com/actions/setup-go/issues/358
           cache: false
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cache/go-build