Add Bamboo Forest in France Wallpaper

[Nikoos]

• [x] I've read and followed the general guidelines
  • [ ] Looks good in Pantheon on elementary OS
  • [x] Not too distracting if a non-maximized window is open
  • [x] No text or logos
  • [x] No people
  • [x] At least 3200×1800 px
• [x] I've updated debian/copyright with:
  • [x] The name of the wallpaper and/or its original author
  • [x] A link to where it can be downloaded
  • [x] Included under the respective license section (or created a new one if appropriate)
• [x] I've added the artist metadata using exiftool

  Why it should be included:

Because Nature and Bamboo trees

Screenshot(s) of it in Pantheon on elementary OS:

[alice-mkh]

The right part of the panel doesn't look very readable.

[danirabbit]

Thank you for your submission! As @Exalm pointed out, I think this is probably too busy in the panel area to be a wallpaper we'd ship. I'm going to close this PR for that reason. Sorry!