Bump Testcontainers.PostgreSql from 4.2.0 to 4.6.0

---
updated-dependencies:
- dependency-name: Testcontainers.PostgreSql
  dependency-version: 4.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -28,7 +28,7 @@
     <PackageVersion Include="coverlet.collector" Version="6.0.0" />
     <PackageVersion Include="Respawn" Version="6.2.1" />
     <PackageVersion Include="StronglyTypedId.Templates" Version="1.0.0-beta08" />
-    <PackageVersion Include="Testcontainers.PostgreSql" Version="4.2.0" />
+    <PackageVersion Include="Testcontainers.PostgreSql" Version="4.6.0" />
     <PackageVersion Include="xunit" Version="2.9.3" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.0.0">
       <PrivateAssets>all</PrivateAssets>