Fix tests

DiscordChatExporter.Cli.Tests/Specs/CsvContentSpecs.cs

@@ -15,7 +15,7 @@ public class CsvContentSpecs
 
         // Assert
         document.Should().ContainAll(
-            "Tyrrrz#5447",
+            "tyrrrz",
             "Hello world",
             "Goodbye world",
             "Foo bar",

DiscordChatExporter.Cli.Tests/Specs/FilterSpecs.cs

@@ -64,7 +64,7 @@ public class FilterSpecs
             .EnumerateArray()
             .Select(j => j.GetProperty("author").GetProperty("name").GetString())
             .Should()
-            .AllBe("Tyrrrz");
+            .AllBe("tyrrrz");
     }
 
     [Fact]

DiscordChatExporter.Cli.Tests/Specs/HtmlMentionSpecs.cs

@@ -20,7 +20,7 @@ public class HtmlMentionSpecs
 
         // Assert
         message.Text().Should().Contain("User mention: @Tyrrrz");
-        message.InnerHtml.Should().Contain("Tyrrrz#5447");
+        message.InnerHtml.Should().Contain("tyrrrz");
     }
 
     [Fact]

DiscordChatExporter.Cli.Tests/Specs/PlainTextContentSpecs.cs

@@ -15,7 +15,7 @@ public class PlainTextContentSpecs
 
         // Assert
         document.Should().ContainAll(
-            "Tyrrrz#5447",
+            "tyrrrz",
             "Hello world",
             "Goodbye world",
             "Foo bar",