gpgme: remove a useless sed part

Starting with python-3.10.6, no warning is issued if
"import distutils" is used in a python script. So the
corresponding sed can be removed. It was wrong anyway for
gpgme-1.18.0, because the line number had changed.

postlfs/security/gpgme.xml

@@ -105,12 +105,11 @@ so do not advertise python2
     <title>Installation of GPGME</title>
 
     <para>
-      Next, fix an issue building with Python 3.10 installed:
+      First, fix an issue building with Python 3.10 installed:
     </para>
 
 <screen><userinput remap="pre">sed -e 's/3\.9/3.10/'                    \
     -e 's/:3/:4/'                        \
-    -e '23655 s/distutils"/setuptools"/' \
     -i configure</userinput></screen>
 
     <para>