chore: Fix word spelling errors

Reviewed-by: 李扬 <echo_ai@foxmail.com> vx: Lee_coding

1. remove axlibc from the main repo
2. fix some bugs for ext4

git-subtree-dir: tools
git-subtree-mainline: 954a2075
git-subtree-split: 266e7177

git-subtree-dir: scripts
git-subtree-mainline: 4f629e2b
git-subtree-split: 997427f8

git-subtree-dir: platforms
git-subtree-mainline: dbbe7831
git-subtree-split: 04355f3b

git-subtree-dir: doc
git-subtree-mainline: f6fe8394
git-subtree-split: fe34cab8