patch 8.2.3012: when 'rightleft' is set the line number is drawn reversed

Problem:    When 'rightleft' is set the line number is sometimes drawn
            reversed.
Solution:   Adjust how space is handled. (Christian Brabandt, closes #8389,
            closes #8391)
diff --git a/src/version.c b/src/version.c
index dbb6d7e..1b23c66 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3012,
+/**/
     3011,
 /**/
     3010,