Update all patch dependencies to v1.21.2 (#96)

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -12,7 +12,7 @@ logback = "1.5.18"
 metrics-influxdb = "1.3.4"
 mockito = "5.18.0"
 okhttp = "4.12.0"
-testcontainers = "1.21.1"
+testcontainers = "1.21.2"
 wiremock = "3.13.1"
 
 [libraries]