mention a new tool

Dependencies

• [2] SBS2F7GR link to export tool
• [*] FS2ITYYH record a known issue

Change contents

• edit in README.md at line 118
  [2.145]

  [2.145]
  + * https://git.sr.ht/~akkartik/lines2html.love exports lines.love files to html

  + and inline SVG.