Upgrade MySqlConnector package to latest to fix connection timeout bug.

src/DotNetCore.CAP.MySql/DotNetCore.CAP.MySql.csproj

@@ -14,7 +14,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="5.0.4" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="5.0.4" />
-    <PackageReference Include="MySqlConnector" Version="1.3.1" />
+    <PackageReference Include="MySqlConnector" Version="1.3.11" />
   </ItemGroup>
 
   <ItemGroup>