chore(ci): improve codeowners.md (#5836)

* feat(docs): turn on http snippets by default

* sdk and http together

* revision

* chore(ci): update codeowners.md

* restore file

.github/CODEOWNERS

@@ -12,6 +12,7 @@ generators/php/* @amckinney
 generators/commons/* @amckinney
 generators/csharp/* @Swimburger
 generators/typescript/* @Swimburger
+generators/typescript-v2/* @Swimburger
 generators/java/* @dsinghvi
 generators/python/* @dsinghvi
 generators/python-v2/* @dsinghvi