Add 'Karthick Narendran' to people.md (#191)

* Add 'Karthick Narendran' to people.md

* Updated TZ link for BST

Co-authored-by: Karthick Narendran <kanarend@microsoft.com>
diff --git a/pages/people.md b/pages/people.md
index 8142683..a314655 100644
--- a/pages/people.md
+++ b/pages/people.md
@@ -18,6 +18,7 @@
 | [Drew Farris](https://github.com/drewfarris)                | [Booz Allen Hamilton][bah]          | [ET][et]   |
 | [Joseph Koshakow](https://github.com/jkosh44)               |                                     | [ET][et]   |
 | [Josh Elser](https://github.com/joshelser)                  | [Hortonworks][hw]                   | [ET][et]   |
+| [Karthick Narendran](https://github.com/karthick-rn)        | [Microsoft][msft]                   | [BST][bst] |
 | [Keith Turner](https://github.com/keith-turner)             | [Microsoft][msft]                   | [ET][et]   |
 | [Kenneth McFarland](https://github.com/kpm1985)             |                                     | [PT][pt]   |
 | [Michael Miller](https://github.com/milleruntime)           | [Centroid LLC][centroid]            | [ET][et]   |
@@ -61,4 +62,4 @@
 [centroid]: http://www.centroid-llc.com/
 [cst]:https://www.timeanddate.com/time/zones/cest
 [trt]: https://www.timeanddate.com/time/zones/trt
-
+[bst]: https://www.timeanddate.com/time/zones/bst