[TD-32] rename macro

src/inc/taosmsg.h

@@ -181,9 +181,9 @@ enum _mgmt_table {
 #define TSDB_VN_WRITE_ACCCESS ((char)0x2)
 #define TSDB_VN_ALL_ACCCESS (TSDB_VN_READ_ACCCESS | TSDB_VN_WRITE_ACCCESS)
 
-#define TSDB_COL_NORMAL                0x0U
-#define TSDB_COL_TAG                   0x1U
-#define TSDB_COL_JOIN                  0x2U
+#define TSDB_COL_NORMAL                0x0u
+#define TSDB_COL_TAG                   0x1u
+#define TSDB_COL_JOIN                  0x2u
 
 extern char *taosMsg[];