Update actions/setup-dotnet digest to 3e891b0 (#123)

Co-authored-by: projectorigin-renovate[bot] <150237208+projectorigin-renovate[bot]@users.noreply.github.com>

.github/workflows/reusable-build-nuget-package.yaml

@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: Setup .NET Core SDK from global.json
-        uses: actions/setup-dotnet@6bd8b7f7774af54e05809fcc5431931b3eb1ddee # v4
+        uses: actions/setup-dotnet@3e891b0cb619bf60e2c25674b222b8940e2c1c25 # v4
 
       - name: Unpack rust artifacts
         uses: ./.github/actions/unpack-rust-artifacts