fix(deps): update testcontainers-java monorepo to v1.19.3 (#457)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -20,7 +20,7 @@ jsr305 = "3.0.2"
 kotlin = '1.9.22'
 spock = "2.3-groovy-4.0"
 spotbugs = "4.8.3"
-testcontainers = '1.19.1'
+testcontainers = '1.19.3'
 micronaut-aws-v2 = '4.2.3'
 micronaut-validation = "4.2.0"
 micronaut-gradle-plugin = "4.2.1"