Update MAINTAINERS.md (#11241)

Removed sanjaypujare from Active Maintainers list and added him to
Emeritus Maintainers list. Removed the org names from Emeritus
maintainers list

MAINTAINERS.md

@@ -14,22 +14,22 @@ for general contribution guidelines.
 - [larry-safran](https://github.com/larry-safran), Google LLC
 - [markb74](https://github.com/markb74), Google LLC
 - [ran-su](https://github.com/ran-su), Google LLC
-- [sanjaypujare](https://github.com/sanjaypujare), Google LLC
 - [sergiitk](https://github.com/sergiitk), Google LLC
 - [temawi](https://github.com/temawi), Google LLC
 - [YifeiZhuang](https://github.com/YifeiZhuang), Google LLC
 - [zhangkun83](https://github.com/zhangkun83), Google LLC
 
 ## Emeritus Maintainers (in alphabetical order)
-- [carl-mastrangelo](https://github.com/carl-mastrangelo), Google LLC
-- [creamsoup](https://github.com/creamsoup), Google LLC
-- [dapengzhang0](https://github.com/dapengzhang0), Google LLC
-- [ericgribkoff](https://github.com/ericgribkoff), Google LLC
-- [jiangtaoli2016](https://github.com/jiangtaoli2016), Google LLC
-- [jtattermusch](https://github.com/jtattermusch), Google LLC
-- [louiscryan](https://github.com/louiscryan), Google LLC
-- [nicolasnoble](https://github.com/nicolasnoble), Google LLC
-- [nmittler](https://github.com/nmittler), Google LLC
-- [srini100](https://github.com/srini100), Google LLC
-- [voidzcy](https://github.com/voidzcy), Google LLC
-- [zpencer](https://github.com/zpencer), Google LLC
+- [carl-mastrangelo](https://github.com/carl-mastrangelo)
+- [creamsoup](https://github.com/creamsoup)
+- [dapengzhang0](https://github.com/dapengzhang0)
+- [ericgribkoff](https://github.com/ericgribkoff)
+- [jiangtaoli2016](https://github.com/jiangtaoli2016)
+- [jtattermusch](https://github.com/jtattermusch)
+- [louiscryan](https://github.com/louiscryan)
+- [nicolasnoble](https://github.com/nicolasnoble)
+- [nmittler](https://github.com/nmittler)
+- [sanjaypujare](https://github.com/sanjaypujare)
+- [srini100](https://github.com/srini100)
+- [voidzcy](https://github.com/voidzcy)
+- [zpencer](https://github.com/zpencer)