fix(deps): update dependency org.testcontainers:testcontainers-bom to v1.21.3

Author: renovate[bot]

xoai-data-provider-tck/pom.xml

@@ -78,7 +78,7 @@
             <dependency>
                 <groupId>org.testcontainers</groupId>
                 <artifactId>testcontainers-bom</artifactId>
-                <version>1.20.2</version>
+                <version>1.21.3</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>