.Net 6.0 🚀 (#149)

This PR is a simply convert to .Net 6 and update dependencies.
It should be fix issue #127

Next should be : use .Net 5 and 6 news features (likes records) + see
issue #147.

.github/dependabot.yml

@@ -15,4 +15,4 @@ updates:
     reviewers:
       - 'riges'
     assignees:
-      - 'riges'
+      - 'riges'

.github/workflows/ci.yml

@@ -25,11 +25,11 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: 5.0.x
+          dotnet-version: 6.0.x
       - name: Restore packages
-        run: dotnet restore src
+        run: dotnet restore
       - name: Test
-        run: dotnet test src --configuration Release
+        run: dotnet test --configuration Release
   build:
     name: Create Package nuget
     needs: test
@@ -47,11 +47,11 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: 5.0.x
+          dotnet-version: 6.0.x
       - name: Restore packages
-        run: dotnet restore src
+        run: dotnet restore
       - name: Build and create package nuget
-        run: dotnet pack src -c Release -p:PackageVersion=${{steps.vars.outputs.tag}}
+        run: dotnet pack -c Release -p:PackageVersion=${{steps.vars.outputs.tag}}
       - name: Publish artifact
         uses: actions/upload-artifact@master
         with: