advertise esc_status where is publishes

- esc_status is an optional logging topic resulting in it not being
logged if it doesn't get advertise -> Add advertise where applicable

src/drivers/tap_esc/TAP_ESC.cpp

@@ -65,6 +65,8 @@ int TAP_ESC::init()
 		return ret;
 	}
 
+	_esc_feedback_pub.advertise();
+
 	/* Respect boot time required by the ESC FW */
 	hrt_abstime uptime_us = hrt_absolute_time();