Fix typos in README.md for improved readability and accuracy

[UncleWeeds]

Description

Corrected typos in the README.md file for improved readability and accuracy.

Motivation and Context

Review Time Estimate

• [ x] Immediately
• Within one week
• When possible

Types of changes

• [x ] Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My change requires a change to the documentation.
• My name is in the list of CITATION.cff
• I have updated the CHANGELOG.md.
• [ x] I have updated the documentation accordingly.
• [x ] I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• [x ] All new and existing tests passed.