logging: fix dictionary mode for dropped messages on rtt backend

With the dictionary feature enabled, the RTT backend would still print
the "messages dropped" message as a string instead of the binary format.
Fix that by calling the correct process function when dictionary mode
is enabled.

Signed-off-by: Tamás Kiss <[email protected]>

Author: Tamás Kiss

subsys/logging/backends/log_backend_rtt.c

@@ -7,6 +7,7 @@
 #include <zephyr/logging/log_backend.h>
 #include <zephyr/logging/log_core.h>
 #include <zephyr/logging/log_output.h>
+#include <zephyr/logging/log_output_dict.h>
 #include <zephyr/logging/log_backend_std.h>
 #include <SEGGER_RTT.h>
 
@@ -311,7 +312,11 @@ static void dropped(const struct log_backend *const backend, uint32_t cnt)
 {
 	ARG_UNUSED(backend);
 
-	log_backend_std_dropped(&log_output_rtt, cnt);
+	if (IS_ENABLED(CONFIG_LOG_BACKEND_RTT_OUTPUT_DICTIONARY)) {
+		log_dict_output_dropped_process(&log_output_rtt, cnt);
+	} else {
+		log_backend_std_dropped(&log_output_rtt, cnt);
+	}
 }
 
 static void process(const struct log_backend *const backend,