patch 8.2.1776: filetype.vim may be loaded twice

Problem:    Filetype.vim may be loaded twice.
Solution:   Do "syntax on" after "filetype on". (Adam Stankiewicz,
            closes #7049)

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1776,
 /**/
     1775,
 /**/