Bump martincostello/update-dotnet-sdk from 3.5.0 to 3.6.0 (#291)

Author: dependabot[bot]

.github/workflows/update-dotnet-sdk.yml

@@ -21,7 +21,7 @@ permissions:
 jobs:
   update-sdk:
     name: Update .NET SDK
-    uses: martincostello/update-dotnet-sdk/.github/workflows/update-dotnet-sdk.yml@548112dca44d56d69830fce804a007788db3d158 # v3.5.0
+    uses: martincostello/update-dotnet-sdk/.github/workflows/update-dotnet-sdk.yml@ef7653ed976c929ef8c6c6bd31c45b4675c2de71 # v3.6.0
     permissions:
       contents: write
       pull-requests: write