Update dependency Oracle.ManagedDataAccess.Core to 23.9.1 (#1777)

Co-authored-by: dependencyupdates[bot] <218638057+dependencyupdates[bot]@users.noreply.github.com>

Author: dependencyupdates[bot]

src/TestHelper/TestHelper.csproj

@@ -12,7 +12,7 @@
     <PackageReference Include="Npgsql" Version="9.0.3" />
     <PackageReference Include="NUnit" Version="4.4.0" />
     <PackageReference Include="NUnit.Analyzers" Version="4.10.0" />
-    <PackageReference Include="Oracle.ManagedDataAccess.Core" Version="23.8.0" />
+    <PackageReference Include="Oracle.ManagedDataAccess.Core" Version="23.9.1" />
   </ItemGroup>
 
 </Project>