vcs-ignore: disable root ignore file generation
vcs-ignore: disable root ignore file generation

(cherry picked from commit e937d545962d111ef2a9267acc65e3f132f81049)

GitOrigin-RevId: edff82fa7cc6d6c84af6694be74b0e05eec6c624
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