Relax comparer

Author: JimBobSquarePants

tests/ImageSharp.Drawing.Tests/Drawing/Text/DrawTextOnImageTests.cs

@@ -27,7 +27,7 @@ public class DrawTextOnImageTests
 
         private static readonly ImageComparer TextDrawingComparer = TestEnvironment.IsFramework || TestEnvironment.NetCoreVersion.StartsWith("2")
             ? ImageComparer.TolerantPercentage(1e-2f) // Relax comparison on .NET Framework and .NET Core 2.x
-            : ImageComparer.TolerantPercentage(1e-5f);
+            : ImageComparer.TolerantPercentage(1e-3f);
 
         private static readonly ImageComparer OutlinedTextDrawingComparer = ImageComparer.TolerantPercentage(6e-4f);