Update dotnet-push-package.yml

Bump version.
Workaround for actions/setup-dotnet#155

.github/workflows/dotnet-push-package.yml

@@ -11,7 +11,7 @@ env:
    PROJECT_FILE: "Highbyte.DotNet6502/Highbyte.DotNet6502.csproj"
    PROJECT_FILE2: "Highbyte.DotNet6502.SadConsoleHost/Highbyte.DotNet6502.SadConsoleHost.csproj"
    CONFIGURATION: "Release"
-   VERSION: "0.3"  #Major.Minor[.Rev]
+   VERSION: "0.4.0"  #Major.Minor[.Rev]
    VERSION_SUFFIX: "-alpha"
    PACKAGE_REPO: "https://nuget.pkg.github.com/highbyte/index.json"
 
@@ -25,7 +25,12 @@ jobs:
       uses: actions/setup-dotnet@v1
       with:
         dotnet-version: 5.0.x
-
+
+    - name: Clean package cache as a temporary workaround for actions/setup-dotnet#155
+      run: |
+        dotnet clean 
+        dotnet nuget locals all --clear
+
     - name: Build dll
       run: dotnet build ${{ env.PROJECT_FILE }} -c ${{ env.CONFIGURATION }} /Property:Version=${{ env.VERSION }}.${{ github.run_number }}${{ env.VERSION_SUFFIX }}
     - name: Pack NuGet package