chore(deps): update dependency org.testcontainers:testcontainers to v2

Author: renovate[bot]

providers/flagd/pom.xml

@@ -147,7 +147,7 @@
         <dependency>
             <groupId>org.testcontainers</groupId>
             <artifactId>testcontainers</artifactId>
-            <version>1.21.3</version>
+            <version>2.0.2</version>
             <scope>test</scope>
         </dependency>
         <dependency>