unifont: update to 13.0.02.

2020-04-25: Release 13.0.02
  * Glyph blocks replaced:
    - U+3040..U+309F (Hiragana) and U+30A0..U+30FF (Katakana):
      glyphs in unifont_jp replaced with glyphs from the public
      domain izmb16.bdf font.
    - U+FF61..U+FF64 (Halfwidth CKJ Punctuation) and U+FF65..U+FF9F
      (Halfwidth Katakana Variations): glyphs in unifont and unifont_jp
      replaced with glyphs from the public domain single-byte FONTX2
      font DFLHN16.FNT.
  * Minor patches to several glyphs.
  * See ChangeLog for details.

(wiz)