[PATCH] maint: Fix invalid calls to 'info'.

[Mathieu Lirzin]

* HACKING <Contributing>: Remove name of the manual from the item argument.
* README <Installation>: Likewise.
---

Hi,

On Debian testing, with info (GNU texinfo) 6.3 the documented calls to info
don't work:

  $ info -f doc/guix.info "(guix) Contributing"
  info: No menu item '(guix) Contributing' in node '(guix.info)Top'.

 HACKING | 4 ++--
 README  | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/HACKING b/HACKING
index e210143c9..1e0bddfaf 100644
--- a/HACKING
+++ b/HACKING
@@ -3,7 +3,7 @@
 #+TITLE: Hacking GNU Guix and Its Incredible Distro
 
 Copyright © 2012, 2013, 2014, 2016 Ludovic Courtès <address@hidden>
-Copyright © 2015 Mathieu Lirzin <address@hidden>
+Copyright © 2015, 2017 Mathieu Lirzin <address@hidden>
 Copyright © 2017 Leo Famulari <address@hidden>
 
   Copying and distribution of this file, with or without modification,
@@ -14,7 +14,7 @@ Copyright © 2017 Leo Famulari <address@hidden>
 
 See the manual for useful hacking informations, either by running
 
-  info -f doc/guix.info "(guix) Contributing"
+  info -f doc/guix.info "Contributing"
 
 or by checking the 
[[http://www.gnu.org/software/guix/manual/guix.html#Contributing][web copy of 
the manual]].
 
diff --git a/README b/README
index f05a4b561..5829320dc 100644
--- a/README
+++ b/README
@@ -42,7 +42,7 @@ When `--disable-daemon' was passed, you instead need the 
following:
 
 See the manual for the installation instructions, either by running
 
-  info -f doc/guix.info "(guix) Installation"
+  info -f doc/guix.info "Installation"
 
 or by checking the 
[[http://www.gnu.org/software/guix/manual/guix.html#Installation][web copy of 
the manual]].
 
-- 
2.11.0