Update moderators.md (#6293)

* Update moderators.md

Adding Bhumij Gupta, Pritish Samal, Sandipan Panda, and myself to the YouTube admins. Removing Jorge Castro and David McKay as they are no longer on the admin list of the YouTube channel.

* Update moderators.md

Updating to add YouTube Admin region and timezone.

Author: Nigel Brown

communication/moderators.md

@@ -149,14 +149,16 @@ Moderators seats: 10
 | Name           | Kubernetes Slack ID | Region   | Timezone                                                |
 | -------------- | ------------------- | -------- | ------------------------------------------------------- |
 | Alison Dowdney | @alisondy           | EMEA     | [GMT - Greenwich Mean Time](https://time.is/GMT)        |
-| Jorge Castro   | @castrojo           | Americas | [ET - Eastern Time (US East Coast)](https://time.is/ET) |
 | Jeffrey Sica   | @jeefy              | Americas | [ET - Eastern Time (US East Coast)](https://time.is/ET) |
 | Bob Killen     | @mrbobbytables      | Americas | [ET - Eastern Time (US East Coast)](https://time.is/ET) |
 | Chris Short    | @chrisshort         | Americas | [ET - Eastern Time (US East Coast)](https://time.is/ET) |
 | Taylor Dolezal | @onlydole           | Americas | [PT - Pacific Time (US West Coast)](https://time.is/PT) |
-| David McKay    | @rawkode            | EMEA     | [GMT - Greenwich Mean Time](https://time.is/GMT)        |
-| Dan “POP” Papandrea | @danpopSD      |Americas  | [ET - Eastern Time (US East Coast)](https://time.is/ET) |
+| Dan “POP” Papandrea | @danpopSD      | Americas | [ET - Eastern Time (US East Coast)](https://time.is/ET) |
 | Marky Jackson| @markyjackson-taulia  | Americas | [PT - Pacific Time (US West Coast)](https://time.is/PT) |
+| Nigel Brown    | @nigel              | Americas | [CT - Central Time (US Central)](https://time.is/CT)    |
+| Bhumij Gupta   | @bhumij             | APAC     | [IST - Indian Standard Time](https://time.is/IST)       |
+| Pritish Samal  | @Pritish            | APAC     | [IST - Indian Standard Time](https://time.is/IST)       |
+| Sandipan Panda | @Sandipan           | APAC     | [IST - Indian Standard Time](https://time.is/IST)       |
 
 ### Moderators Pro Tempore