chore(deps): Update dependency go to 1.26 (#2419)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [go](https://redirect.github.com/actions/go-versions) | uses-with | minor | `1.25` -> `1.26` |

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### Release Notes

<details>
<summary>actions/go-versions (go)</summary>

### [`v1.26.0`](https://redirect.github.com/actions/go-versions/releases/tag/1.26.0-21889650668): 1.26.0

[Compare Source](https://redirect.github.com/actions/go-versions/compare/1.25.7-21696103256...1.26.0-21889650668)

Go 1.26.0

</details>

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Author: cq-bot

.github/workflows/gen_coverage_report.yml

@@ -25,7 +25,7 @@ jobs:
         id: setup-go
         uses: actions/setup-go@v6
         with:
-          go-version: "1.25"
+          go-version: "1.26"
           cache: false
       - name: Cache Go modules
         uses: actions/cache@v4