centred the hero component of wallet adapter page

[vatan45]

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centred the hero component of wallet adapter page

the hero component of the wallet adapter is not centred aligned , so made the it centre aligned

Issue Number: Fixes #195

🛠️ Type of Change

• 🐛 Bug fix
• ✨ New feature
• 🚨 Breaking change
• 📚 Documentation update

✅ Checklist

To ensure a smooth review process, please check off each item as you complete it:

• Code Style: My code adheres to the project’s style guidelines.
• Self-Review: I have reviewed my own code and made improvements.
• Comments: I’ve added comments to explain complex or non-obvious parts of the code.
• Documentation: I’ve updated the documentation to reflect my changes.
• Warnings: My changes introduce no new warnings.
• Tests: I’ve added tests to verify that my changes work as expected.
• Passes Locally: All new and existing unit tests pass on my local machine.

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