Add Moonlet validator profile

[alexandrurosca]

Add Validator Profile

Validator Information

• Validator Name:
• Validator Address:

Checklist

Please ensure you have completed the following before submitting:

• Added validator profile JSON file: testnet/[validator-address].json
• Added validator profile image: testnet/images/[validator-address].[png/jpg/svg]
• Verified JSON format is valid
• Confirmed all URLs are working
• Used actual validator address as filename
• Profile image is under 1MB
• Provided accurate contact information

Additional Information

Please provide any additional context about your validator:

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By submitting this PR, I confirm that:

• The information provided is accurate
• I am the operator of this validator
• The profile image and content are appropriate and professional