Update dependency org.testcontainers:testcontainers-bom to v1.21.1 (#347)

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -17,7 +17,7 @@ junit-jupiter-api = { module = "org.junit.jupiter:junit-jupiter-api" }
 junit-jupiter-engine = { module = "org.junit.jupiter:junit-jupiter-engine" }
 junit-platform-launcher = { module = "org.junit.platform:junit-platform-launcher" }
 
-testcontainers-bom = { module = "org.testcontainers:testcontainers-bom", version = "1.21.0" }
+testcontainers-bom = { module = "org.testcontainers:testcontainers-bom", version = "1.21.1" }
 testcontainers-postgresql = { module = "org.testcontainers:postgresql" }
 
 google-java-format = { module = "com.google.googlejavaformat:google-java-format", version = "1.27.0" }