fix(nocodb): handle timestampz for pg

packages/nocodb/src/models/Model.ts

@@ -477,10 +477,13 @@ export default class Model implements TableType {
                 .utcOffset(d.getTimezoneOffset(), true)
                 .format('YYYY-MM-DD HH:mm:ss');
             } else if (isPg) {
-              val = dayjs
-                .utc(val)
-                .utcOffset(d.getTimezoneOffset(), true)
-                .format('YYYY-MM-DD HH:mm:ssZ');
+              if (col.dt !== 'timestamp with time zone') {
+                // e.g. 2023-05-10T08:49:32.000Z -> 2023-05-10 08:49:32-08:00
+                val = dayjs
+                  .utc(val)
+                  .utcOffset(d.getTimezoneOffset(), true)
+                  .format('YYYY-MM-DD HH:mm:ssZ');
+              }
             } else if (isMssql) {
               val = dayjs
                 .utc(val)
@@ -492,6 +495,9 @@ export default class Model implements TableType {
             if (isMySQL) {
               // convert to utc
               val = dayjs(val).utc().format('YYYY-MM-DD HH:mm:ss');
+            } else if (isPg) {
+              // convert to utc
+              val = dayjs(val).utc().format('YYYY-MM-DD HH:mm:ssZ');
             } else {
               // keep it as it is
               val = dayjs(val).format('YYYY-MM-DD HH:mm:ssZ');