Reduce some debugging output in DTMD.

Author: kvap

contrib/pg_dtm/dtmd/src/main.c

@@ -905,7 +905,7 @@ int main(int argc, char **argv) {
 		if (use_raft) {
 			int applied = raft_apply(&raft, apply_clog_update);
 			if (applied) {
-				shout("applied %d updates\n", applied);
+				debug("applied %d updates\n", applied);
 			}
 
 			if (m) {

contrib/pg_dtm/dtmd/src/raft.c

@@ -339,7 +339,7 @@ bool raft_emit(raft_t *r, int action, int argument) {
 	if (r->log.size == RAFT_LOGLEN) {
 		int compacted = raft_log_compact(&r->log, RAFT_KEEP_APPLIED);
 		if (compacted > 1) {
-			shout("compacted %d entries\n", compacted);
+			debug("compacted %d entries\n", compacted);
 		} else {
 			shout(
 				"cannot emit new entries, the log is"