patch 8.2.3273: autocmd test fails

Problem:    Autocmd test fails.
Solution:   Require white space before the "{" that starts a block.

Author: brammool

src/userfunc.c

@@ -901,7 +901,7 @@ get_function_body(
 		end = p + STRLEN(p) - 1;
 		while (end > p && VIM_ISWHITE(*end))
 		    --end;
-		if (end > p && *end == '{')
+		if (end > p + 1 && *end == '{' && VIM_ISWHITE(end[-1]))
 		{
 		    int	    is_block;
 

src/version.c

@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3273,
 /**/
     3272,
 /**/