Add day/week/month/year occurrence rate

Add day/week/month/year occurrence rate enum as section
28.11 in DSP0248.1.2.2.

Signed-off-by: Thu Nguyen <thu@os.amperecomputing.com>
Change-Id: I6aeb920001ed2c15fff2aeae74f227c125077d49
diff --git a/include/libpldm/platform.h b/include/libpldm/platform.h
index 7913ef3..c4b62f5 100644
--- a/include/libpldm/platform.h
+++ b/include/libpldm/platform.h
@@ -393,7 +393,11 @@
 	PLDM_RATE_UNIT_PER_MILLI_SECOND,
 	PLDM_RATE_UNIT_PER_SECOND,
 	PLDM_RATE_UNIT_PER_MINUTE,
-	PLDM_RATE_UNIT_PER_HOUR
+	PLDM_RATE_UNIT_PER_HOUR,
+	PLDM_RATE_UNIT_PER_DAY,
+	PLDM_RATE_UNIT_PER_WEEK,
+	PLDM_RATE_UNIT_PER_MONTH,
+	PLDM_RATE_UNIT_PER_YEAR
 };
 
 /** @brief PLDM respository state */