corrected typos

[lakshya8066]

corrected typos

• [x] Make sure you are opening from a topic/feature/bugfix branch (right side) and not your main branch!
• [x] Ensure that the pull request title represents the desired changelog entry
• [x] Please describe what you did Corrected some typos in the documentation
• [x] Link to relevant issues in GitHub or Jira Fixes #21
• [ ] Link to relevant pull requests, esp. upstream and downstream changes
• [ ] Ensure you have provided tests - that demonstrates feature works or fixes the issue

[adityasaky]

Thanks!