@teward: I'm pretty sure that bug only affects -backports: according to the debian bug the commit introducing it is 6067bc2f, which was first available in debhelper 13.4, which is only in jammy and -backports.
@teward: I'm pretty sure that bug only affects -backports: according to the debian bug the commit introducing it is 6067bc2f, which was first available in debhelper 13.4, which is only in jammy and -backports.