Remove unnecessary changepage dependency

flake.nix

@@ -11,9 +11,7 @@
   in {
     packages.${system} = {
       pdf-annotator = let
-        texlive = pkgs.texlive.combine {
+        texlive = pkgs.texlive.combined.scheme-small;
-          inherit (pkgs.texlive) scheme-small changepage;
-        };
         script = "run.sh";
         tex = "numbered.tex";
       in pkgs.stdenv.mkDerivation rec {

numbered.tex

@@ -1,6 +1,5 @@
 \documentclass[letterpaper, 12pt]{article}
 \usepackage{pdfpages}
-\usepackage{changepage}
 \usepackage{fancyhdr}
 
 \setlength\topmargin{-0.675in}
@@ -9,8 +8,6 @@
 \setlength\oddsidemargin{-0.25in}
 \setlength\evensidemargin{-0.25in}
 
-\strictpagecheck
-
 \thispagestyle{empty}
 \fancypagestyle{mystyle}{
     % hide any background elements in source PDF with \colorbox{white} %