deskutils/py-paperless-ngx: Fix pkg-message

MFH:		2024Q2
(cherry picked from commit 958270c)

deskutils/py-paperless-ngx/files/pkg-message.in

@@ -9,20 +9,20 @@ EOM
 After each upgrade, please check for differences between your config and
 the sample configuration installed by the package:
 
-    diff -u %%PREFIX/etc/paperless.conf.sample \
-           %%PREFIX/etc/paperless.conf
+    diff -u %%PREFIX%%/etc/paperless.conf \
+           %%PREFIX%%/etc/paperless.conf.sample
 
 Then merge in changes as required by editing
-%%PREFIX/etc/paperless.conf.
+%%PREFIX%%/etc/paperless.conf.
 EOM
 }
 { type: upgrade
   maximum_version: "2.7.2_1"
   message: <<EOM
 Configuration of NLTK data has been fixed in port version 2.7.2_1.
 
-Please modify your %%PREFIX/etc/paperless.conf based on
-`*NLTK*` settings found in %%PREFIX/etc/paperless.conf.sample.
+Please modify your %%PREFIX%%/etc/paperless.conf based on
+`*NLTK*` settings found in %%PREFIX%%/etc/paperless.conf.sample.
 EOM
 }
 ]