managen: fix the option sort order

... it used to strip off the .d file extension to sort correctly but
ever since the extension changed to .md the operation failed and the
sort got wrong.

Follow-up to 2494b8dd5175cee7f2e

Closes #13567

diff --git a/scripts/managen b/scripts/managen
index 2c5423a6a91cbc7b1a26a0069d656e9599c82ebf..8f16783982b35bcaadfe4202a9e6ab73b64c0aa5 100755 (executable)
--- a/scripts/managen
+++ b/scripts/managen
@@ -984,7 +984,7 @@ sub listglobals {
 
 sub noext {
     my $in = $_[0];
-    $in =~ s/\.d//;
+    $in =~ s/\.md//;
     return $in;
 }