Bump Npgsql from 4.1.3.1 to 8.0.3 in /test/ProjNet.Tests (#117)

* Bump Npgsql from 4.1.3.1 to 8.0.3 in /test/ProjNet.Tests

Bumps [Npgsql](https://github.com/npgsql/npgsql) from 4.1.3.1 to 8.0.3.
- [Release notes](https://github.com/npgsql/npgsql/releases)
- [Commits](npgsql/npgsql@v4.1.3.1...v8.0.3)

---
updated-dependencies:
- dependency-name: Npgsql
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update full-ci.yml

* Update full-ci.yml

* Update full-ci.yml

* Update ProjNET.Tests.csproj

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Felix Obermaier <felix.obermaier@netcologne.de>

.github/workflows/full-ci.yml

@@ -15,10 +15,10 @@ jobs:
     - name: Get source
       uses: actions/checkout@v2
 
-    - name: Setup .NET Core 3.1
-      uses: actions/setup-dotnet@v1
+    - name: Setup .NET Core 6
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 3.1.406
+        dotnet-version: '6.x'
 
     - name: Build
       run: dotnet build -c Release -v minimal -p:WarningLevel=3
@@ -44,10 +44,10 @@ jobs:
     if: github.event_name == 'push' && (github.ref == 'refs/heads/develop' || github.ref == 'refs/heads/master')
 
     steps:
-    - name: Setup .NET Core 3.1
-      uses: actions/setup-dotnet@v1
+    - name: Setup .NET Core 6
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 3.1.406
+        dotnet-version: '6.x'
 
     - name: Download Package Files
       uses: actions/download-artifact@v2
@@ -69,10 +69,10 @@ jobs:
     if: github.event_name == 'push' && github.ref == 'refs/heads/master'
 
     steps:
-    - name: Setup .NET Core 3.1
-      uses: actions/setup-dotnet@v1
+    - name: Setup .NET Core 6
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 3.1.406
+        dotnet-version: '6.x'
 
     - name: Download Package Files
       uses: actions/download-artifact@v2

test/ProjNet.Tests/ProjNET.Tests.csproj

@@ -2,14 +2,14 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net6</TargetFramework>
     <SignAssembly>true</SignAssembly>
     <NoWarn>1701;1702;1591</NoWarn>
   </PropertyGroup>
 
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
-    <PackageReference Include="Npgsql" Version="4.1.3.1" />
+    <PackageReference Include="Npgsql" Version="8.0.3" />
   </ItemGroup>
 
   <ItemGroup>