change content for installer_input file to per-made custom file

manifests/install.pp

@@ -90,7 +90,7 @@ class matlab::install(      # $namevar matlab release version
     group   => root,
     mode    => '0600',  # u=rw,go=r
     require => Mount["matlab_mount.${name_}"],
-    content => epp('matlab/installer_input.txt.epp'),
+    content => 'puppet:///modules/matlab/installer_input.txt',
     alias   => "matlab_input.${name_}",
   }