[BUGFIX] Fix some typos.

[Yulv-git]

Description

(Brief description on what this PR is about) Fix some typos in cd/, ci/, cpp-package/, example/, include/, licenses/, tools/, tests/.

Checklist

Essentials

• [x] PR's title starts with a category (e.g. [BUGFIX], [MODEL], [TUTORIAL], [FEATURE], [DOC], etc)
• [x] Changes are complete (i.e. I finished coding on this PR)
• [ ] All changes have test coverage
• [x] Code is well-documented

Changes

• [ ] Feature1, tests, (and when applicable, API doc)
• [ ] Feature2, tests, (and when applicable, API doc)

Comments

• If this change is a backward incompatible change, why must this change be made.
• Interesting edge cases to note here

[mxnet-bot]

Hey @Yulv-git , Thanks for submitting the PR All tests are already queued to run once. If tests fail, you can trigger one or more tests again with the following commands:

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[josephevans]

Hi, thanks for the contributions. We had some issues with our CI recently. Can you please merge in the latest changes from the master branch into your PR?

[Yulv-git]

Hi, thanks for the contributions. We had some issues with our CI recently. Can you please merge in the latest changes from the master branch into your PR?

I have merged the latest master branch into the branch where the current RP is.