Create InvalidSelectorException_is_changing.md

[MohabMohie]

documenting the change made by this PR SeleniumHQ/selenium#11727 and its potential backwards compatibility impact

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Description

Motivation and Context

Types of changes

• Change to the site (I have double-checked the Netlify deployment, and my changes look good)
• Code example added (and I also added the example to all translated languages)
• Improved translation
• Added new translation (and I also added a notice to each document missing translation)

Checklist

• I have read the contributing document.
• I have used hugo to render the site/docs locally and I am sure it works.

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[MohabMohie]

@diemol for your review please, the blog post for the change to invalid locator exception.

[diemol]

Now that we released 4.9.0, let's merge this.

[MohabMohie]

@diemol I don't have permission to squash/merge the PR. But I updated the branch.

[diemol]

No worries, I will merge and do some changes before publishing. Thank you.