Update snyk/actions digest to 86b1cee

Author: renovate[bot]

.github/workflows/snyk-code.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Restore dependencies
         run: dotnet restore algorithm_exercises_csharp.sln
       - name: Run Snyk to check for vulnerabilities
-        uses: snyk/actions/dotnet@b98d498629f1c368650224d6d212bf7dfa89e4bf
+        uses: snyk/actions/dotnet@86b1cee1b8e110a78d528b3e1328a80e218111d2
         continue-on-error: true # To make sure that SARIF upload gets called
         env:
           SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}