Package Dependencies: Bump the testcontainers group with 3 updates

Bumps Testcontainers from 3.6.0 to 4.8.1
Bumps Testcontainers.PostgreSql from 3.6.0 to 4.8.1
Bumps Testcontainers.RabbitMq from 3.6.0 to 4.8.1

---
updated-dependencies:
- dependency-name: Testcontainers
  dependency-version: 4.8.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testcontainers
- dependency-name: Testcontainers
  dependency-version: 4.8.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testcontainers
- dependency-name: Testcontainers.PostgreSql
  dependency-version: 4.8.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testcontainers
- dependency-name: Testcontainers.PostgreSql
  dependency-version: 4.8.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testcontainers
- dependency-name: Testcontainers.RabbitMq
  dependency-version: 4.8.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testcontainers
- dependency-name: Testcontainers.RabbitMq
  dependency-version: 4.8.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testcontainers
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

ApiConsumerProduct/tests/ApiConsumerProduct.FunctionalTests/ApiConsumerProduct.FunctionalTests.csproj

@@ -21,9 +21,9 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="WebMotions.Fake.Authentication.JwtBearer" Version="8.0.0" />
-    <PackageReference Include="Testcontainers" Version="3.6.0" />
-    <PackageReference Include="Testcontainers.RabbitMq" Version="3.6.0" />
-    <PackageReference Include="Testcontainers.PostgreSql" Version="3.6.0" />
+    <PackageReference Include="Testcontainers" Version="4.8.1" />
+    <PackageReference Include="Testcontainers.RabbitMq" Version="4.8.1" />
+    <PackageReference Include="Testcontainers.PostgreSql" Version="4.8.1" />
     <PackageReference Include="xunit" Version="2.6.4" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6" />
   </ItemGroup>