package/crudini: fix python 3.10+ warning due to pipes import

The TestCrudiniPy3 test fail due to a python 3.10 warning due to pipes
import in crudini.

Indeed, pipes is deprecated since python 3.10 and slated for removal
in python 3.13.

Backport an upstream patch fixing the warning.

Fixes:
https://gitlab.com/buildroot.org/buildroot/-/jobs/4322819049

Signed-off-by: Romain Naour <romain.naour@smile.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/crudini/0001-prefer-shlex-over-pipes.patch

@@ -0,0 +1,41 @@
+From d81b703f3e8e29c1547386135c7e9ca539c1f054 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?P=C3=A1draig=20Brady?= <P@draigBrady.com>
+Date: Tue, 2 Aug 2022 14:40:37 +0100
+Subject: [PATCH] prefer shlex over pipes
+
+pipes is deprecated since python 3.10
+and slated for removal in python 3.13
+
+[Romain backport to 0.9.3]
+Upstream: https://github.com/pixelb/crudini/commit/e1650941054822faad4cda788bff6fe364eb4ca3
+Signed-off-by: Romain Naour <romain.naour@smile.fr>
+---
+ crudini | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/crudini b/crudini
+index 669596b..a136241 100755
+--- a/crudini
++++ b/crudini
+@@ -17,15 +17,17 @@ import getopt
+ import hashlib
+ import iniparse
+ import os
+-import pipes
++import re
+ import shutil
+ import string
+ import tempfile
+ 
+ if sys.version_info[0] >= 3:
++    import shlex as pipes
+     from io import StringIO
+     import configparser
+ else:
++    import pipes
+     from cStringIO import StringIO
+     import ConfigParser as configparser
+ 
+-- 
+2.34.3
+