patch 7.4.2280

Problem:    printf() doesn't handle infinity float values correctly.
Solution:   Add a table with possible infinity values. (Dominique Pelle)

src/version.c

@@ -763,6 +763,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2280,
 /**/
     2279,
 /**/