Install libgdiplus

Fix System.TypeInitializationException : The type initializer for 'Gdip' threw an exception.
System.DllNotFoundException : Unable to load shared library 'libgdiplus' or one of its dependencies. In order to help diagnose loading problems, consider using a tool like strace. If you're using glibc,

Author: claudiamurialdo

.github/workflows/External-Storage-Tests.yml

@@ -52,6 +52,9 @@ jobs:
       with:
         dotnet-version: '8.x'
         include-prerelease: true
+
+    - name: Install libgdiplus
+      run: sudo apt-get install -y libgdiplus
 
     - name: Create temporary solution with .NET 8 projects
       run: |

dotnet/test/ProjectHealthTest/PackageVersionsConsistency.cs

@@ -15,7 +15,7 @@ public class PackageVersionTest
 
 		private const string PACKAGES_NODE_NAME = "Project/ItemGroup/PackageReference";
 		private const string PACKAGE_NAME = "Include";
-		private const string SRC_DIR = @"..\..\..\..\..\src";
+		private static readonly string SRC_DIR = Path.Combine("..", "..", "..", "..", "..", "src");
 		private const string PACKAGE_VERSION_ATTRIBUTE_NAME = "Version";
 		private const string TARGET_FRAMEWORK = "Project/PropertyGroup/TargetFramework";
 		private const string TARGET_FRAMEWORKS = "Project/PropertyGroup/TargetFrameworks";