Add e2e tests for panel-frame-select #1381

Job	Run time
setup-matrix	6s
run-integration-tests (./examples/app-with-backend)	2m 51s
run-integration-tests (./examples/panel-datalinks)	2m 50s
run-integration-tests (./examples/datasource-basic)	3m 40s
run-integration-tests (./examples/app-with-rbac)	1m 38s
run-integration-tests (./examples/app-with-scenes)	1m 36s
run-integration-tests (./examples/datasource-streaming-websocket/streaming-websocket-plugin)	1m 31s
run-integration-tests (./examples/app-basic)	2m 51s
run-integration-tests (./examples/panel-frame-select)	2m 37s
run-integration-tests (./examples/datasource-streaming-backend-websocket/streaming-backend-websoc...	1m 44s
run-integration-tests (./examples/datasource-http)	2m 47s
run-integration-tests (./examples/datasource-http-backend)	1m 40s
run-integration-tests (./examples/app-with-extensions)	2m 57s
run-integration-tests (./examples/app-with-extension-point)	2m 32s
run-integration-tests (./examples/app-with-service-account)	2m 25s
run-integration-tests (./examples/app-with-dashboards)	2m 53s
run-integration-tests (./examples/panel-basic)	2m 36s
run-integration-tests (./examples/datasource-logs)	1m 30s
notify	0s
	40m 44s

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