Add some missing `ideographic-structure' properties.

Add some missing `ideographic-structure' properties.
(U+5346): Use `<-vulgar-ideograph' instead of
`vulgar-char-of-shinjigen-1'; add `<-wrong-ideograph' and
`ideographic-structure'.
(U+5348): Use U-00020089 instead of BC-8B4A in the
`ideographic-structure'.
(U+5358): Use `script' and `<-simplified-ideograph' instead of
`comment'; add `ideographic-structure'.