app-backup/duplicity: fix directory name in patch

Package-Manager: Portage-2.3.89, Repoman-2.3.20
Signed-off-by: Richard Freeman <[email protected]>

Author: rich0

app-backup/duplicity/files/duplicity-0.8.12.1612-fix-docs.patch

@@ -1,5 +1,5 @@
---- duplicity-0.8.11.1596/setup.py	2020-03-05 09:18:42.532941503 -0500
-+++ duplicity-0.8.11.1596/setup.py	2020-03-05 09:20:10.612061492 -0500
+--- duplicity-0.8.12.1612/setup.py	2020-03-05 09:18:42.532941503 -0500
++++ duplicity-0.8.12.1612/setup.py	2020-03-05 09:20:10.612061492 -0500
 @@ -88,18 +88,6 @@
                  u'bin/rdiffdir.1'
                  ]