BWIPP: update to latest, undo DBAR_LTD_CC RHS hack ([7b0767]);

`bs` (begin space) hack no longer needed either

backend/tests/tools/bwipp_dump-barcode.ps.cat

@@ -98,20 +98,6 @@ ret /pixs known {
         pixs 0 tmppixs 0 j getinterval putinterval
     } if
 
-    b (databarlimitedcomposite) eq {
-        % Add RHS 5-space quiet zone
-        /cpypixs pixs length array def
-        cpypixs 0 pixs 0 pixs length getinterval putinterval
-        /pixw pixs length pixx idiv def
-        /pixs [
-            0 pixx cpypixs length 1 sub {
-                /i exch def
-                cpypixs i pixx getinterval aload pop 0 0 0 0 0
-            } for
-        ] def
-        /pixx pixx 5 add def
-    } if
-
     b (ean13composite) eq b (ean8composite) eq or b (upcacomposite) eq or b (upcecomposite) eq or {
         d (|) search {
             /linear exch def
@@ -163,9 +149,6 @@ ret /pixs known {
             /f {} def
         } ifelse
 
-        % If should begin with space
-        systemdict /bs known { (0) print } if
-
         % If should end sbs loop on bar (i.e. ignore last index of even-length sbs)
         /limit systemdict /elb known {
             sbs length 1 add 2 idiv 2 mul 2 sub