Bump jiro4989/setup-nim-action from 1 to 2 in the actions-all group

Bumps the actions-all group with 1 update: [jiro4989/setup-nim-action](https://github.com/jiro4989/setup-nim-action).


Updates `jiro4989/setup-nim-action` from 1 to 2
- [Release notes](https://github.com/jiro4989/setup-nim-action/releases)
- [Commits](jiro4989/setup-nim-action@v1...v2)

---
updated-dependencies:
- dependency-name: jiro4989/setup-nim-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-all
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/nim.yaml

@@ -17,7 +17,7 @@ jobs:
     steps:
     - name: Checkout repo
       uses: actions/checkout@v4
-    - uses: jiro4989/setup-nim-action@v1
+    - uses: jiro4989/setup-nim-action@v2
       with:
         nim-version: 'stable'
         repo-token: ${{ secrets.GITHUB_TOKEN }}