gnu: python: Replace input python by python-wrapper.

gnu: python: Replace input python by python-wrapper.

* gnu/packages/{gdb.scm (gdb), cryptsetup.scm (cryptsetup),
  ghostscript.scm (ghostscript), glib.scm (glib), gnupg.scm (pius),
  gtk.scm (cairo, harfbuzz), libevent.scm (libevent), netpbm.scm (netpbm),
  oggvorbis.scm (libkate), qemu.scm (qemu), samba.scm (samba),
  texlive.scm (rubber, texlive), version-control.scm (subversion),
  xml.scm (libxml2, libxslt), xorg.scm (libxcb, mesa, xcb-proto, xorg-server),
  yasm.scm (yasm), zip.scm (zziplib)}:
  Replace input python by python-wrapper.