Merge pull request #793 from cmallikarjunah/affiliations

Update developers_affiliations3.txt

Author: lukaszgryglicki

developers_affiliations3.txt

@@ -18410,6 +18410,8 @@ chancez: chance!coreos.com, chance.zibolski!coreos.com, chance.zibolski!gmail.co
 	Isovalent from 2022-02-01
 chandan-srm: chandan-srm!users.noreply.github.com
 	Independent
+cmallikarjunah: cmallikarjunah!users.noreply.github.com, chandana.mallikarjuna!ibm.com
+	International Business Machines Corporation from 2021-05-25
 chandanbn: chandanbn!users.noreply.github.com
 	OpenGrok Foundation until 2015-06-01
 	FIRST from 2015-06-01 until 2018-03-01