doc: Improve grammar

[fml2]

Issue: #

Description

Minor grammar corrections.

[zincr[bot]]

🤖 zincr found 2 problems , 0 warnings

❌ Approvals
❌ Specification
✅ Large Commits
✅ Dependency Licensing

Details on how to resolve are provided below

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Approvals

All proposed changes must be reviewed by project maintainers before they can be merged

Not enough people have approved this pull request - please ensure that 2 additional users, who have not contributed to this pull request approve the changes.

• ❌ 2 additional approvals needed  

  Specification

  All pull requests must follow certain rules for content length and form

Please ensure the follow issues are resolved:

• ✅ Pull Request Title must be atleast 8 characters
• ✅ Pull Request body must be atleast 8 characters
• ❌ Pull Request body must contain issue number