Bump actions/setup-dotnet from 1.9.0 to 3.0.3

Bumps [actions/setup-dotnet](https://github.com/actions/setup-dotnet) from 1.9.0 to 3.0.3.
- [Release notes](https://github.com/actions/setup-dotnet/releases)
- [Commits](actions/setup-dotnet@v1.9.0...v3.0.3)

---
updated-dependencies:
- dependency-name: actions/setup-dotnet
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup .NET SDK
-        uses: actions/setup-dotnet@v1.9.0
+        uses: actions/setup-dotnet@v3.0.3
         with:
           dotnet-version: 6.0.x
       - name: Build
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Setup .NET 6
-        uses: actions/setup-dotnet@v1.9.0
+        uses: actions/setup-dotnet@v3.0.3
         with:
           dotnet-version: 6.0.x
       - name: Download artifacts