maint: remove obsolete file.

* etc/make-ChangeLogs: Remove (used for rcs to cvs migration!).
	Reported by Tys Lefering.
(cherry picked from commit 3b4d62d526)

etc/make-ChangeLogs

@@ -1,16 +0,0 @@
-#! /bin/sh
-
-for dir in . po src doc; do
-  (
-    cd $dir && rcs2log -r -l \
-  -u 'akim	Akim Demaille	[email protected]' \
-  -u 'djm	David J. MacKenzie	[email protected]' \
-  -u 'eggert	Paul Eggert	[email protected]' \
-  -u 'friedman	Noah Friedman	[email protected]' \
-  -u 'hag	Daniel Hagerty	[email protected]' \
-  -u 'jthilo	Jesse Thilo	[email protected]' \
-  -u 'meyering	Jim Meyering	[email protected]' \
-  -u 'rms	Richard Stallman	[email protected]' \
-  | sed -e 's,/opt/cvs/bison/bison/,,g' > ChangeLog
-  )
-done