Trailing slash isn't required and causes errors (#401)

Trailing slash isn't required and causes errors in windows

Author: garhbod

config/dompdf.php

@@ -42,7 +42,7 @@
          * Times-Roman, Times-Bold, Times-BoldItalic, Times-Italic,
          * Symbol, ZapfDingbats.
          */
-        "font_dir" => storage_path('fonts/'), // advised by dompdf (https://github.com/dompdf/dompdf/pull/782)
+        "font_dir" => storage_path('fonts'), // advised by dompdf (https://github.com/dompdf/dompdf/pull/782)
 
         /**
          * The location of the DOMPDF font cache directory
@@ -52,7 +52,7 @@
          *
          * Note: This directory must exist and be writable by the webserver process.
          */
-        "font_cache" => storage_path('fonts/'),
+        "font_cache" => storage_path('fonts'),
 
         /**
          * The location of a temporary directory.