fix assets links in all examples
New Year
Merge pull request #12056 from ZDroid/ny

New Year
Merge pull request #12055 from wangsai/fix-assets-links-of-examples

fix assets links in all examples
Merge branch 'master' into issue_3731_12016_carousel_keyboard
as frabrunelle pointed out, fix the bug "wait for them to automatically cycle, then keyboard input doesn't work anymore".