Fixing tab text to LeaderBoard Pro from React App

[sunidhisachan]

Purpose ✨

Fixing the React App from the tab window box to LeaderBoard Pro. Closes #99

Dependencies 🔗

None

Future Improvements 🔭

None

Mentions 👀

Screenshots of relevant screens 📸

Developer's checklist 📃

• [x] Followed the coding guidelines.
• [x] Properly commented the code.
• [x] No print statements in the code.
• [x] All the functionalities are working properly.
• [x] Changes made are not breaking any other part of the project.
• [x] No UI/UX issues are present.
• [x] Relevant screenshots are added in the PR.
• [x] Followed the PR guidelines

[DevilsAutumn]

Can you please change the react app logo to openlake logo in this PR only?