Update animatedclusterlayer, improve wording and fluency of explanation

[marktlinn]

Reworded some sentences to help improve their accuracy and precision in order to better express the concepts being explained

Description

Motivation and Context

These changes improve the readability of the docs, by improving the general English

How Has This Been Tested?

N/A docs change

Screenshots (if appropriate):

Types of Changes

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ X ] Documentation Update
• Other (Tooling, Dependency Updates, etc.)

Checklist:

• [ X ] My code follows the code style of this project.
• [ X ] My change requires a change to the documentation.
• [ X ] I have updated the documentation accordingly.

If you added a new component feature (layer, geom, source, etc.), please be sure to update the documentation:

• Add component to output.globals in vite.config.ts
• Create a src/demos/<Component>Demo.vue
• Create a docs/componentsguide/<Category>/<Feature>/index.md containing the Demo and documentation for the component
• Add the docs page to docs/.vitepress/config.ts
• Update the sitemap docs/public/sitemap.xml

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