orgcard.tex: Allow correct rendering in PDF format and US letter page size

* doc/orgcard.tex: orgcard now can be printed as a triptych.  Shorten
titles to prevent overflows.

Link: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=64578

TINYCHANGE

doc/orgcard.tex

@@ -9,10 +9,14 @@
 % Specify how many you want here.
 \columnsperpage=3
 
+% Set letterpaper to 0 for A4 paper, 1 for letter (US) paper.  Useful
+% only when columnsperpage is 2 or 3.
+\letterpaper=1
+
 % PDF output layout.  0 for A4, 1 for letter (US), a `l' is added for
 % a landscape layout.
 \input pdflayout.sty
-\pdflayout=(0l)
+\pdflayout=(1l)
 
 % Nothing else needs to be changed below this line.
 % Copyright (C) 1987, 1993, 1996--1997, 2001--2024 Free Software
@@ -108,17 +112,14 @@
   \footline{\hss\folio}
   \def\makefootline{\baselineskip10pt\hsize6.5in\line{\the\footline}}
 \else				%2 or 3 columns uses prereduced size
+  \hsize 3.2in
   \if 1\the\letterpaper
-     \hsize 3.2in
      \vsize 7.95in
-     \hoffset -.75in
-     \voffset -.745in
   \else
-     \hsize 3.2in
      \vsize 7.65in
-     \hoffset -.25in
-     \voffset -.745in
   \fi
+  \hoffset -.75in
+  \voffset -.745in
   \font\titlefont=cmbx10 \scaledmag2
   \font\headingfont=cmbx10 \scaledmag1
   \font\smallfont=cmr6
@@ -275,7 +276,7 @@
 %**end of header
 
 
-\title{Org-Mode Reference Card (1/2)}
+\title{Org-Mode Reference Card}
 
 \centerline{(for version \orgversionnumber)}
 
@@ -477,7 +478,7 @@ after  ``{\tt :}'', and dictionary words elsewhere.
 
 
 \newcolumn
-\title{Org-Mode Reference Card (2/2)}
+\title{Org-Mode Reference Card}
 
 \centerline{(for version \orgversionnumber)}