Prune list of CODEOWNERS for cloud (#2320)

Author: tplavcic

.github/CODEOWNERS

@@ -2,7 +2,7 @@
 * @Percona-Lab/build-engineers
 
 /cloud/gcp-functions/ @egegunes @inelpandzic
-/cloud/ @hors @tplavcic @nmarukovich @cap1984 
+/cloud/ @hors @tplavcic @nmarukovich @ptankov
 /pmm/ @talhabinrizwan @ademidoff @puneet0191
 /IaC/pmm.cd/ @talhabinrizwan @ademidoff
 /pxb/ @mchawla16 @eleo007 @mohitj1988 @kaushikpuneet07 @panchal-yash @Percona-Lab/build-engineers