[hitori] po: Don’t regenerate .po files each time .pot changes

[Philip Withnall <pwithnall src gnome org>]

commit ee376c6166d85a38b1865cefa0d383c0a644b609
Author: Philip Withnall <philip tecnocode co uk>
Date:   Mon Feb 13 21:52:48 2017 +0000

    po: Don’t regenerate .po files each time .pot changes
    
    Otherwise they will change on most commits. Instead, rely on translators
    to update them before translating.

 po/Makevars |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/po/Makevars b/po/Makevars
index b90d427..6eb8140 100644
--- a/po/Makevars
+++ b/po/Makevars
@@ -25,6 +25,9 @@ XGETTEXT_OPTIONS = \
   --flag=g_scanner_error:2:c-format \
   --flag=g_scanner_warn:2:c-format
 
+# Don’t rebuild .po files all the time
+PO_DEPENDS_ON_POT = no
+
 # This is the copyright holder that gets inserted into the header of the
 # $(DOMAIN).pot file.  Set this to the copyright holder of the surrounding
 # package.  (Note that the msgstr strings, extracted from the package's