Bump Testcontainers.PostgreSql from 4.7.0 to 4.8.0

---
updated-dependencies:
- dependency-name: Testcontainers.PostgreSql
  dependency-version: 4.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

RefreshTests.GameServer/RefreshTests.GameServer.csproj

@@ -24,7 +24,7 @@
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
-        <PackageReference Include="Testcontainers.PostgreSql" Version="4.7.0" />
+        <PackageReference Include="Testcontainers.PostgreSql" Version="4.8.0" />
     </ItemGroup>
 
     <ItemGroup>