patch 8.2.3448: :endtry after function call that throws not found

Problem:    :endtry after function call that throws not found.
Solution:   Do check for following :endtry if an exception is being thrown.
            (closes #8889)

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3448,
 /**/
     3447,
 /**/