Changes `isWithinPackage` to take an `AbsoluteFsPath` instead of `ts.SourceFile`, to allow for an upcoming change to use it when no `ts.SourceFile` is available, but just a path. PR Close #37596
Changes `isWithinPackage` to take an `AbsoluteFsPath` instead of `ts.SourceFile`, to allow for an upcoming change to use it when no `ts.SourceFile` is available, but just a path. PR Close #37596