glibc: remove a fixup; not needed since glibc-2.22

pkgs/development/libraries/glibc/common.nix

@@ -85,12 +85,6 @@ stdenv.mkDerivation ({
     + ''
       cat ${./glibc-remove-datetime-from-nscd.patch} \
         | sed "s,@out@,$out," | patch -p1
-    ''
-    # CVE-2014-8121, see https://bugzilla.redhat.com/show_bug.cgi?id=1165192
-    + ''
-      substituteInPlace ./nss/nss_files/files-XXX.c \
-        --replace 'status = internal_setent (stayopen);' \
-                  'status = internal_setent (1);'
     '';
 
   configureFlags =