Update SideBySide tests to Connector/NET 8.0.19.

Ignore test that exposed a regression in this update.

Author: bgrainger

docs/content/tutorials/migrating-from-connector-net.md

@@ -213,3 +213,4 @@ The following bugs in Connector/NET are fixed by switching to MySqlConnector. (~
 * [#97473](https://bugs.mysql.com/bug.php?id=97473): `MySqlConnection.Clone` discloses connection password
 * [#97738](https://bugs.mysql.com/bug.php?id=97738): Cannot use PEM files when account uses `require subject`
 * [#97872](https://bugs.mysql.com/bug.php?id=97872): `KeepAlive` in connection string throws exception on .NET Core
+* [#98322](https://bugs.mysql.com/bug.php?id=98322): `new MySqlConnection(null)` throws `NullReferenceException`

tests/SideBySide/ConnectionTests.cs

@@ -60,7 +60,7 @@ public void DefaultConnectionStringIsEmpty()
 			Assert.Equal("", connection.ConnectionString);
 		}
 
-		[Fact]
+		[SkippableFact(Baseline = "https://bugs.mysql.com/bug.php?id=98322")]
 		public void InitializeWithNullConnectionString()
 		{
 			using var connection = new MySqlConnection(default(string));

tests/SideBySide/SideBySide.csproj

@@ -42,7 +42,7 @@
   </ItemGroup>
 
   <ItemGroup Condition=" '$(Configuration)' == 'Baseline' ">
-    <PackageReference Include="MySql.Data" Version="8.0.18" />
+    <PackageReference Include="MySql.Data" Version="8.0.19" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'netcoreapp1.1.2' ">