autotools: fix m4 timestamps

thirdparty/fsf/autotools/m4/bootstrap_timeorder

@@ -1,6 +1,10 @@
 #  Establish the time order of some files directories.
 #  Don't want to regenerate these automatically.
-#  XXX now this is unpatched, this may be unnecessary.
+configure.ac
+aclocal.m4
+configure
+Makefile.am
+Makefile.in
 m4/configure.ac
 m4/aclocal.m4
 m4/config-h.in
@@ -11,8 +15,14 @@ m4/checks/Makefile.am
 m4/checks/Makefile.in
 m4/doc/Makefile.am
 m4/doc/Makefile.in
+m4/doc/m4.info-2
+m4/doc/m4.info-1
+m4/doc/m4.info
+m4/doc/m4.1
+m4/doc/stamp-vti
 m4/lib/Makefile.am
 m4/lib/Makefile.in
+m4/lib/config.hin
 m4/src/Makefile.am
 m4/src/Makefile.in
 m4/stamp-h.in