patch 9.1.0595: make errors out with the po Makefile

Problem:  make errors out with the po Makefile
          (yanivshlom, after v9.1.0558)
Solution: Set variables differently (RestorerZ)

fixes: #15275
closes: #15282

Signed-off-by: RestorerZ <restorer@mail2k.ru>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index 986edc9..5cff0a3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    595,
+/**/
     594,
 /**/
     593,