src/systemcmds/topic_listener/listener_main.cpp: Fix topic_listener b… #1265

Job	Run time
variables	1s
fc_matrix (fmu-v6xrt) / build	6m 44s
fc_matrix (pixhawk) / build	5m 38s
fc_matrix (saluki-pi_custom_keys, Tools/saluki-sec-scripts/custom_keys/saluki-pi/px4_bin_ed25519_... / build	8m 36s
fc_matrix (saluki-pi_amp) / build	9m 17s
fc_matrix (saluki-pi_default) / build	9m 47s
fc_matrix (saluki-pi_flat) / build	6m 15s
fc_matrix (saluki-v2_amp) / build	8m 47s
fc_matrix (saluki-v2_custom_keys, Tools/saluki-sec-scripts/custom_keys/saluki-v2/px4_bin_ed25519_... / build	9m 37s
fc_matrix (saluki-v2_flat) / build	6m 48s
fc_matrix (saluki-v3_amp) / build	9m 45s
fc_matrix (saluki-v3_custom_keys, Tools/saluki-sec-scripts/custom_keys/saluki-v3/px4_bin_ed25519_... / build	8m 46s
fc_matrix (saluki-v2_default) / build	8m 59s
fc_matrix (saluki-v3_default) / build	8m 41s
fc_matrix (saluki-v3_flat) / build	6m 21s
build px4fwupdater	2m 2s
upload builds to UAE artifactory	3m 2s
upload px4fwupdater to docker registry	1m 29s
upload px4fwupdater to UAE docker registry	0s
	2h 0m 35s

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