Update dotnetcore.yml

Author: chrispat

.github/workflows/dotnetcore.yml

@@ -5,12 +5,9 @@ on:
     branches: [ master ]
   pull_request:
     branches: [ master ]
-  repository_dispatch:
-    types: [matrix-ci]
 
 jobs:
   build:
-    if: github.event != 'repository_dispatch'
     runs-on: ${{ matrix.image }}
     strategy:
       matrix:
@@ -24,19 +21,3 @@ jobs:
         dotnet-version: 3.1.101
     - name: Build with dotnet
       run: dotnet build --configuration Release
-
-  build-2:
-    if: github.event == 'repository_dispatch'
-    runs-on: ${{ matrix.image }}
-    strategy:
-      matrix:
-        image: ${{  github.event.client_payload.images }}
-
-    steps:
-    - uses: actions/checkout@v2
-    - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
-      with:
-        dotnet-version: 3.1.101
-    - name: Build with dotnet
-      run: dotnet build --configuration Release