deps: update dependency org.testcontainers:testcontainers-bom to v1.21.2#2098

olavloite merged 1 commit intogoogleapis:maingoogleapis/java-spanner-jdbc:mainfrom

renovate-bot:renovate/org.testcontainers-testcontainers-bom-1.xrenovate-bot/java-spanner-jdbc:renovate/org.testcontainers-testcontainers-bom-1.xCopy head branch name to clipboard