Bump testcontainersVersion from 1.19.6 to 1.19.8

Bumps `testcontainersVersion` from 1.19.6 to 1.19.8.

Updates `org.testcontainers:testcontainers` from 1.19.6 to 1.19.8
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.19.6...1.19.8)

Updates `org.testcontainers:junit-jupiter` from 1.19.6 to 1.19.8
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.19.6...1.19.8)

---
updated-dependencies:
- dependency-name: org.testcontainers:testcontainers
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.testcontainers:junit-jupiter
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

build.gradle

@@ -24,7 +24,7 @@ apply from: "${rootProject.projectDir}/signing.gradle"
 apply from: "${rootProject.projectDir}/codegen.gradle"
 
 ext {
-    testcontainersVersion = "1.19.6"
+    testcontainersVersion = "1.19.8"
     junitVersion = "5.10.2"
 }