Bump Testcontainers from 4.8.1 to 4.9.0

---
updated-dependencies:
- dependency-name: Testcontainers
  dependency-version: 4.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

eFormSDK.InSight.Tests/eFormSDK.InSight.Tests.csproj

@@ -19,7 +19,7 @@
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
         <PackageReference Include="NUnit3TestAdapter" Version="5.2.0" />
-        <PackageReference Include="Testcontainers" Version="4.8.1" />
+        <PackageReference Include="Testcontainers" Version="4.9.0" />
         <PackageReference Include="Testcontainers.MariaDb" Version="4.8.1" />
     </ItemGroup>