patch 8.1.1470: new Unicode character U32FF missing from double-width table

Problem:    New Unicode character U32FF missing from double-width table.
Solution:   Add the character.
diff --git a/src/mbyte.c b/src/mbyte.c
index c1a5564..9c03f08 100644
--- a/src/mbyte.c
+++ b/src/mbyte.c
@@ -1461,8 +1461,7 @@
 	{0x31c0, 0x31e3},
 	{0x31f0, 0x321e},
 	{0x3220, 0x3247},
-	{0x3250, 0x32fe},
-	{0x3300, 0x4dbf},
+	{0x3250, 0x4dbf},
 	{0x4e00, 0xa48c},
 	{0xa490, 0xa4c6},
 	{0xa960, 0xa97c},