rasdaemon: don't use braces for single statement blocks

rasdaemon: don't use braces for single statement blocks

Solve those checkpatch warnings:

WARNING: braces {} are not necessary for single statement blocks
+	if (clock_gettime(clk_id, &ts) == 0 && !strcmp(ev.error_type, "Corrected")) {
+		ras_record_row_error(ev.driver_detail, ev.error_count, ts.tv_sec, ev.address);
+	}

total: 0 errors, 1 warnings, 0 checks, 304 lines checked
WARNING: braces {} are not necessary for single statement blocks
+	if (!matched) {
+		log(TERM, LOG_INFO, "Improper %s, set to default off\n", env);
+	}

WARNING: braces {} are not necessary for any arm of this statement
+	if (rr1->type == GHES) {
[...]
+	} else {
[...]

WARNING: braces {} are not necessary for single statement blocks
+	for (int i = 0; i < ROW_LOCATION_FIELDS_NUM; i++) {
+		dst->location_fields[i] = src->location_fields[i];
+	}

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>