IDEA-CR-49514: PY-36504 Don't copy cached skeletons for builtin modules multiple times
IDEA-CR-49514: PY-36504 Don't copy cached skeletons for builtin modules multiple times

Assume that if one of them was copied, all of them were copied since
we transfer their entire directory to a per-sdk skeletons root.

GitOrigin-RevId: e4fb480961272ee76e46136e00be3d2888c1cd70
allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community