Revert "feat(ci): add deps for kr.tree"

This reverts commit 210d4d5.

Author: zoobestik

.teamcity/builds/kotlinlang/buidTypes/BuildReferenceDocs.kt

@@ -30,10 +30,6 @@ object BuildReferenceDocs : BuildType({
     param("WH_PROJECT_NAME", "kotlin-reference")
   }
 
-  vcs { root(vcsRoots.KotlinLangOrg, """
-      docs/kr.tree
-  """.trimIndent()) }
-
   steps {
     script {
       name = "Fix paths"