ci: use the dotnet ver task everywhere

.github/workflows/build.yml

@@ -103,6 +103,9 @@ jobs:
             format: tar.gz
     steps:
       - uses: actions/checkout@v2
+      - uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: '6.0.x'
 
       - name: Nuget Cache
         uses: actions/cache@v2

.github/workflows/cypress.yml

@@ -39,7 +39,7 @@ jobs:
 
     - name: Start Backend
       run: |
-          nohup dotnet run -p ./src/Ombi -- --host http://*:3577 &
+          nohup dotnet run --project ./src/Ombi -- --host http://*:3577 &
     - name: Start Frontend
       run: |
           nohup yarn --cwd ./src/Ombi/ClientApp start &

.github/workflows/pr.yml

@@ -90,6 +90,9 @@ jobs:
             format: tar.gz
     steps:
       - uses: actions/checkout@v2
+      - uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: '6.0.x'
 
       - name: Nuget Cache
         uses: actions/cache@v2