remove obsolete substitution

libtool/libtool.spec

@@ -60,9 +60,6 @@ AutoReqProv:  no
 
 %prep
     %setup -q
-    %{l_shtool} subst \
-        -e 's/if.*mkdir.*tmpdir.*chmod.*tmpdir.*then.*:/( umask 077 \&\& mkdir $tmpdir \&\& chmod 700 $tmpdir ); if [ $? -eq 0 ]; then :/' \
-        ltmain.in ltmain.sh
 
 %build
     #   configure package