patch 8.0.1162: shared script for tests cannot be included twice

Problem:    Shared script for tests cannot be included twice.
Solution:   Include it where needed, it will "finish" if loaded again.

src/version.c

@@ -761,6 +761,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1162,
 /**/
     1161,
 /**/