patch 8.2.2211: MS-Windows: can't load Python dll if not in the path

Problem:    MS-Windows: can't load Python dll if not in the path.
Solution:   Use the InstallPath registry entry. (Kelvin Lee, closes #7540)

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2211,
 /**/
     2210,
 /**/