Update all patch dependencies to v1.21.2 (#76)

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -9,7 +9,7 @@ junit-jupiter = "5.10.0"
 logback = "1.5.18"
 mockito = "5.18.0"
 protobuf = "3.25.8"
-testcontainers = "1.21.1"
+testcontainers = "1.21.2"
 wiremock = "3.13.1"
 
 [libraries]