samples: clarify printout for distance estimates

There was some confusion about what these printouts are.
It's the latest measurements, so event if no new measurements have been
made, the sample will continue printing out the old estimates.

Signed-off-by: Olivier Lesage <[email protected]>

Author: olivier-le-sage

samples/bluetooth/channel_sounding_ras_initiator/src/main.c

@@ -710,8 +710,8 @@ int main(void)
 			for (uint8_t ap = 0; ap < MAX_AP; ap++) {
 				cs_de_dist_estimates_t distance_on_ap = get_distance(ap);
 
-				LOG_INF("Distance estimates on antenna path %u: ifft: %f, "
-					"phase_slope: %f, rtt: %f",
+				LOG_INF("Latest distance estimates on antenna path %u: ifft: %f, "
+					"phase_slope: %f, rtt: %f meters",
 					ap, (double)distance_on_ap.ifft,
 					(double)distance_on_ap.phase_slope,
 					(double)distance_on_ap.rtt);