Actions: let build do package restore

Author: webprofusion-chrisc

.github/workflows/DotNetCore_Unit_Tests_Linux.yaml

@@ -79,7 +79,6 @@ jobs:
       run: |
         dotnet tool install --global dotnet-reportgenerator-globaltool --version 5.4.4
         dotnet add package GitHubActionsTestLogger
-        dotnet restore -f net9.0
         dotnet build Certify.Core.Tests.Unit.csproj -c Debug -f net9.0 --property WarningLevel=0 /clp:ErrorsOnly
       working-directory: ./certify/src/Certify.Tests/Certify.Core.Tests.Unit
 

.github/workflows/DotNetCore_Unit_Tests_Win.yaml

@@ -80,7 +80,6 @@ jobs:
       run: |
         dotnet tool install --global dotnet-reportgenerator-globaltool --version 5.4.4
         dotnet add package GitHubActionsTestLogger
-        dotnet restore -f net9.0
         dotnet build Certify.Core.Tests.Unit.csproj -c Debug -f net9.0 --property WarningLevel=0 /clp:ErrorsOnly
       working-directory: ./certify/src/Certify.Tests/Certify.Core.Tests.Unit