exmaple images: Move into library

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/2021-05-22T15-42-38+0100/dried-lemon.jpeg b/examples/test-bundle/library/lemon/dried-lemon.jpeg
similarity index 100%
rename from 2021-05-22T15-42-38+0100/dried-lemon.jpeg
rename to examples/test-bundle/library/lemon/dried-lemon.jpeg

diff --git a/2021-05-22T15-42-38+0100/dried-lemon.xcf b/examples/test-bundle/library/lemon/dried-lemon.xcf
similarity index 100%
rename from 2021-05-22T15-42-38+0100/dried-lemon.xcf
rename to examples/test-bundle/library/lemon/dried-lemon.xcf

diff --git a/2021-05-22T15-42-38+0100/moebius.png b/examples/test-bundle/library/lemon/moebius.png
similarity index 100%
rename from 2021-05-22T15-42-38+0100/moebius.png
rename to examples/test-bundle/library/lemon/moebius.png

diff --git a/2021-05-22T15-42-38+0100/moebius.xcf b/examples/test-bundle/library/lemon/moebius.xcf
similarity index 100%
rename from 2021-05-22T15-42-38+0100/moebius.xcf
rename to examples/test-bundle/library/lemon/moebius.xcf