[bug#77879] [PATCH] doc: contributing: Use long options as they are easier to understand.

[nomike]

Change-Id: Id58d84cb9eef17e29f67ce957f07756287f87471
---
Especially for newbies it's much easiet to understand what's happening
when long options are used. They are easier to remember and easier to
lookup in the documentation as well.

 doc/contributing.texi | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/doc/contributing.texi b/doc/contributing.texi
index ab4f30d54b..b9559d41b5 100644
--- a/doc/contributing.texi
+++ b/doc/contributing.texi
@@ -171,17 +171,17 @@ all the dependencies and appropriate environment 
variables are set up to
 hack on Guix:
 
 @example
-guix shell -D guix -CPW
+guix shell --development guix --container --link-profile --nesting
 @end example
 
 or even, from within a Git worktree for Guix:
 
 @example
-guix shell -CPW
+guix shell --container --link-profile --nesting
 @end example
 
-If @option{-C} (short for @option{--container}) is not supported on your
-system, try @command{--pure} instead of @option{-CPW}.
+If @option{--container} is not supported on your
+system, try @command{--pure} instead of @option{--container --link-profile 
--nesting}.
 @xref{Invoking guix shell}, for more information on that command.
 
 If you are unable to use Guix when building Guix from a checkout, the
-- 
2.49.0