urgent fix: update platform to 172.2103.15
urgent fix: update platform to 172.2103.15

loskutov/intellij-scala,jastice/intellij-scala,jastice/intellij-scala,triplequote/intellij-scala,triplequote/intellij-scala,JetBrains/intellij-scala,triplequote/intellij-scala,JetBrains/intellij-scala,jastice/intellij-scala,loskutov/intellij-scala,loskutov/intellij-scala,jastice/intellij-scala