libphobos: Reset libtool_VERSION to 1:0:0

libphobos/ChangeLog:

2020-03-16  Iain Buclaw  <ibuclaw@gdcproject.org>

	PR d/92792
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* configure.ac (libtool_VERSION): Reset to 1:0:0.
	* libdruntime/Makefile.in: Regenerate.
5 files changed