[libxslt] python/Makefile.am: rely on global AM_INIT_AUTOMAKE

[Nick Wellnhofer <nwellnhof src gnome org>]

commit 23012544eb36cdba69c556f8b1067073963aa591
Author: David Seifert <soap gentoo org>
Date:   Sat Apr 2 14:30:14 2022 +0200

    python/Makefile.am: rely on global AM_INIT_AUTOMAKE
    
    * Even Debian oldoldstable has Automake 1.15 available nowadays.

 configure.ac       | 7 ++-----
 python/Makefile.am | 1 -
 2 files changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 1b7b2c44..cc0eb5e0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -66,14 +66,11 @@ AC_SUBST(LIBEXSLT_VERSION_INFO)
 AC_SUBST(LIBEXSLT_VERSION_NUMBER)
 AC_SUBST(LIBEXSLT_VERSION_EXTRA)
 
-AM_INIT_AUTOMAKE([foreign])
+AM_INIT_AUTOMAKE([1.15 foreign])
 
 # AM_MAINTAINER_MODE
 
-# Support silent build rules, requires at least automake-1.11. Disable
-# by either passing --disable-silent-rules to configure or passing V=1
-# to make
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+AM_SILENT_RULES([yes])
 
 dnl
 dnl Check the environment
diff --git a/python/Makefile.am b/python/Makefile.am
index 5424b104..24ede9c3 100644
--- a/python/Makefile.am
+++ b/python/Makefile.am
@@ -1,5 +1,4 @@
 # Makefile for libxml2 python library
-AUTOMAKE_OPTIONS = 1.4 foreign
 
 SUBDIRS = . tests