update URL to the marc.info mail archive

The name marc.theaimsgroup.com is no longer active, and has
migrated to marc.info.

Signed-off-by: Ondřej Bílka <neleai@seznam.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/user-manual.txt

diff --git a/Documentation/user-manual.txt b/Documentation/user-manual.txt
index 644acce..0a1df5e 100644
--- a/Documentation/user-manual.txt
+++ b/Documentation/user-manual.txt
@@ -4669,5 +4669,5 @@
 Alternates, clone -reference, etc.
 
 More on recovery from repository corruption.  See:
-	http://marc.theaimsgroup.com/?l=git&m=117263864820799&w=2
-	http://marc.theaimsgroup.com/?l=git&m=117147855503798&w=2
+	http://marc.info/?l=git&m=117263864820799&w=2
+	http://marc.info/?l=git&m=117147855503798&w=2

builtin/apply.c

diff --git a/builtin/apply.c b/builtin/apply.c
index ff01ebf..a88c372 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -473,7 +473,7 @@
 
 	/*
 	 * Proposed "new-style" GNU patch/diff format; see
-	 * http://marc.theaimsgroup.com/?l=git&m=112927316408690&w=2
+	 * http://marc.info/?l=git&m=112927316408690&w=2
 	 */
 	if (unquote_c_style(&name, line, NULL)) {
 		strbuf_release(&name);

t/t6021-merge-criss-cross.sh

diff --git a/t/t6021-merge-criss-cross.sh b/t/t6021-merge-criss-cross.sh
index 331b9b0..d15b313 100755
--- a/t/t6021-merge-criss-cross.sh
+++ b/t/t6021-merge-criss-cross.sh
@@ -3,7 +3,7 @@
 # Copyright (c) 2005 Fredrik Kuivinen
 #
 
-# See http://marc.theaimsgroup.com/?l=git&m=111463358500362&w=2 for a
+# See http://marc.info/?l=git&m=111463358500362&w=2 for a
 # nice description of what this is about.