Bump @testing-library/user-event from 14.5.2 to 14.6.0 in /ui-super-heroes/src/main/webui #2859

Job	Run time
build-test-event-statistics-21-	1m 42s
build-test-rest-fights-21-	4m 50s
build-test-rest-heroes-21-	1m 57s
build-test-rest-villains-21-	3m 10s
build-test-rest-narration-21-	1m 22s
build-test-rest-narration-21-azure-openai	1m 17s
build-test-grpc-locations-21-	2m 41s
build-test-ui-super-heroes-21-	3m 40s
container-build-event-statistics-21	44s
container-build-test-rest-heroes-21-	2m 3s
native-build-test-event-statistics-	4m 33s
container-build-rest-fights-21	55s
container-build-test-rest-villains-21-	3m 15s
native-container-build-event-statistics	3m 51s
native-build-test-rest-fights-	9m 26s
container-build-test-rest-narration-21-	1m 25s
native-container-build-rest-fights	6m 25s
native-build-test-rest-heroes-	5m 28s
native-container-build-test-rest-heroes-	7m 36s
container-build-test-rest-narration-21-azure-openai	1m 28s
native-build-test-rest-villains-	6m 36s
native-container-build-test-rest-villains-	7m 5s
container-build-test-grpc-locations-21-	1m 33s
native-build-test-rest-narration-	4m 6s
native-container-build-test-rest-narration-	4m 23s
container-build-test-ui-super-heroes-21-	3m 35s
native-build-test-rest-narration-azure-openai	4m 3s
native-container-build-test-rest-narration-azure-openai	4m 25s
native-build-test-grpc-locations-	5m 7s
native-container-build-test-grpc-locations-	5m 31s
native-build-test-ui-super-heroes-	5m 40s
native-container-build-test-ui-super-heroes-	5m 42s
	2h 5m 34s

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