Bug#939147: happened again with gcc-9-cross-ports

[Matthias Klose]

Source-only uploads to NEW are not allowed.

binary:gm2-9-powerpc-linux-gnu is NEW.
binary:gm2-9-powerpc64-linux-gnu is NEW.
binary:gm2-9-sh4-linux-gnu is NEW.
binary:gm2-9-x86-64-linux-gnux32 is NEW.
binary:libgm2-0-powerpc-cross is NEW.
binary:libgm2-0-ppc64-cross is NEW.
binary:libgm2-0-sh4-cross is NEW.
binary:libgm2-0-x32-cross is NEW.
binary:libgm2-9-dev-powerpc-cross is NEW.
binary:libgm2-9-dev-ppc64-cross is NEW.
binary:libgm2-9-dev-sh4-cross is NEW.
binary:libgm2-9-dev-x32-cross is NEW.