More fixes in lisp/ for parallel builds on MS-Windows.

More fixes in lisp/ for parallel builds on MS-Windows.

 lisp/makefile.w32-in (custom-deps, finder-data, updates, compile)
 (compile-always, compile-first)
 ($(lisp)/calendar/cal-loaddefs.el)
 ($(lisp)/calendar/diary-loaddefs.el)
 ($(lisp)/calendar/hol-loaddefs.el, $(lisp)/mh-e/mh-loaddefs.el)
 ($(lisp)/net/tramp-loaddefs.el, bootstrap)
 ($(lisp)/progmodes/cc-mode.elc): Depend on $(lisp)subdirs.el,
 instead of on update-subdirs.
 (bootstrap-clean): Delete $(lisp)/subdirs.el.