Tests: Upgrade dependencies for Dependabot (#1936)

I'll do a pass at all of these later, but getting CVE versions out of the pipe.

Resolving 4 alerts here: https://github.com/DapperLib/Dapper/security/dependabot

benchmarks/Dapper.Tests.Performance/Dapper.Tests.Performance.csproj

@@ -25,7 +25,7 @@
     <PackageReference Include="RepoDb.SqlServer" Version="1.1.4" />
     <PackageReference Include="ServiceStack.OrmLite.SqlServer" Version="5.10.2" />
     <PackageReference Include="SqlMarshal" Version="0.2.0" />
-    <PackageReference Include="System.Data.SqlClient" Version="4.8.3" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.5" />
     <PackageReference Include="System.Data.SQLite" Version="1.0.113.6" />
   </ItemGroup>
   <ItemGroup>

tests/Dapper.Tests/Dapper.Tests.csproj

@@ -15,15 +15,18 @@
     <ProjectReference Include="../../Dapper.ProviderTools/Dapper.ProviderTools.csproj" />
     <ProjectReference Include="../../Dapper.SqlBuilder/Dapper.SqlBuilder.csproj" />
     <PackageReference Include="FirebirdSql.Data.FirebirdClient" Version="7.5.0" />
-    <PackageReference Include="Microsoft.Data.SqlClient" Version="2.0.1" />
+    <PackageReference Include="Microsoft.Data.SqlClient" Version="2.1.2" />
     <PackageReference Include="Microsoft.Data.Sqlite" Version="5.0.0" />
     <PackageReference Include="MySqlConnector" Version="1.1.0" />
     <PackageReference Include="Npgsql" Version="6.0.0" />
-    <PackageReference Include="Snowflake.Data" Version="2.0.3" />
-    <PackageReference Include="System.Data.SqlClient" Version="4.8.2" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.5" />
     <PackageReference Include="System.ValueTuple" Version="4.5.0" />
   </ItemGroup>
 
+  <ItemGroup Condition="'$(TargetFramework)' != 'net462'">
+    <PackageReference Include="Snowflake.Data" Version="2.0.18" />
+  </ItemGroup>
+
   <ItemGroup Condition="'$(TargetFramework)' == 'net462' OR '$(TargetFramework)' == 'net472'">
     <ProjectReference Include="../../Dapper.EntityFramework/Dapper.EntityFramework.csproj" />
     <Reference Include="System.Data.Linq" />