[bug#70380] [PATCH v3 4/4] Revert "maint: Generate 'doc/version.texi' reproducibly."

[Janneke Nieuwenhuizen]

Using `build-aux/mdate-from-git.scm' makes this no longer necessary.

This reverts commit e73ea7bd64f64709c71f89dfb111cf3e8ada3771.

Change-Id: I29d1e36b13d255e5a65b7348e7ae4f2b2c24a518
---
 doc/local.mk | 26 --------------------------
 1 file changed, 26 deletions(-)

diff --git a/doc/local.mk b/doc/local.mk
index 77d48902b6..1d94e3c758 100644
--- a/doc/local.mk
+++ b/doc/local.mk
@@ -260,32 +260,6 @@ endif
 
 # Reproducible tarball
 
-# Generate 'version.texi' reproducibly using metadata from Git rather than
-# using metadata from the filesystem.  This is expected to generate warnings:
-#
-#   Makefile:7376: warning: overriding recipe for target 'doc/stamp-vti'
-#   Makefile:5098: warning: ignoring old recipe for target 'doc/stamp-vti'
-$(srcdir)/doc/stamp-vti: $(srcdir)/doc/guix.texi $(top_srcdir)/configure
-       $$(AM_V_GEN)set -e;                                             \
-       export LANG=C LANGUAGE=C LC_ALL=C LC_TIME=C;                    \
-       export TZ=UTC0;                                                 \
-       timestamp=$$(git log --pretty=format:%ct -n1 -- $< 2>/dev/null  \
-               || echo $(SOURCE_DATE_EPOCH))                           \
-       dmy=$$(date --date="@$$timestamp" "+%-d %B %Y");                \
-       my=$$(date --date="@$$timestamp" "+%B %Y");                     \
-       { echo "@set UPDATED $$dmy";                                    \
-         echo "@set UPDATED-MONTH $$my";                               \
-         echo "@set EDITION $(VERSION)";                               \
-         echo "@set VERSION $(VERSION)"; } > $@-t;                     \
-       mv $@-t $@;                                                     \
-       cp $@ $(srcdir)/doc/version.texi
-
-i:=0
-$(eval $(call version.texi-from-git,vti,doc/guix.texi,))
-$(foreach lang, $(MANUAL_LANGUAGES),                                           
        \
-  $(eval i=$(shell echo $$(($(i)+1))))                                         
        \
-  $(eval $(call 
version.texi-from-git,$(i),po/doc/guix-manual.$(lang).po,-$(lang))))
-
 DIST_CONFIGURE_FLAGS =                         \
   --localstatedir=/var                         \
   --sysconfdir=/etc
-- 
2.41.0