fix(#2032): Add Maven jandex on camel-kamelets-utils module (#2033)

Makes Quarkus runtime properly retrieve the data type transformer implementations (e.g. used in aws-ddb-stream-source Kamelet)

library/camel-kamelets-utils/pom.xml

@@ -142,4 +142,21 @@
         </dependency>
     </dependencies>
 
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.jboss.jandex</groupId>
+                <artifactId>jandex-maven-plugin</artifactId>
+                <version>1.2.3</version>
+                <executions>
+                    <execution>
+                        <id>make-index</id>
+                        <goals>
+                            <goal>jandex</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
 </project>