Add Berry Bera Validator

[happy-code-com]

• [x] I understand that filing an issue does not guarantee addition to the Berachain default validator list.
• [x] I will not ping the Discord about this listing request.

Please follow the format for your validator.

{
    "id": "0x8187ee18ebcbb951bb5156880817c8f4e90f91d4",
    "logoURI": "https://res.cloudinary.com/duv0g402y/raw/upload/src/assets/berrybera.png",
    "name": "Berry Bera",
    "description": "Berry 🐻⛓️ Validators",
    "website": "https://berrybera.xyz",
    "twitter": "https://x.com/berrybera_xyz"
},

• id: validator fee recipient
• logoURI: path to validator icon in default-list repo
• name: validator name
• description (optional): a short description for the validator
• website (optional): a validator's website
• twitter (optiona): a validator's twitter account url

this repository is uploaded to cloudinary for improved availability. Please upload your relevant assets under the assets/ folder and prefix the path in this json file with https://res.cloudinary.com/duv0g402y/raw/upload/.

an example : https://res.cloudinary.com/duv0g402y/raw/upload/src/assets/${asset_file_name} ℹ️ AFTER OPENING AN ISSUE, CREATE A BRANCH AND ADD YOUR CHANGES. WHEN READY, CREATE A PR AND LINK YOUR ISSUE IN THE PR 🚀