Update Maintainers email (#4320)

Signed-off-by: chandankumar4 <[email protected]>

MAINTAINERS.md

@@ -20,7 +20,7 @@ websites         |project website, chaoshub, documentation  |litmus-website, cha
 ```
 "Amit Kumar Das",@amityt,[email protected]
 "Arkojyoti Mukherjee",@arkajyotiMukherjee,[email protected]
-"Chandan Kumar",@chandankumar4,chandan.kumar@zopsmart.com
+"Chandan Kumar",@chandankumar4,ckamtaprasad@msystechnologies.com
 "Karthik Satchitanand",@ksatchit,[email protected]
 "Maria Kotlyarevskaya",@Jasstkn,[email protected]
 "Namkyu Park",namkyu1999,[email protected]