Add localization

[brklyn8900]

Resolves #129

Brief description

Add localization utilizing next-intl.

Checklist

• I have built this pull request locally
• I have ran the unit tests locally
• I have manually tested this pull request
• I have reviewed my pull request
• I have added any relevant tests

Demonstration

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[sgerbino]

The drop down code should be the same code used elsewhere to prevent issues like the ones shown.

[sgerbino]

Copy paste error? locale == 'es' seems wrong.

[sgerbino]

Copy paste error? locale == 'es' seems wrong.

[sgerbino]

I noticed a regression when using the /api/programs endpoint.

PR:

{
  "programs": [
    {
      "key": "earnOnKoinos",
      "id": "earnOnKoinos",
      "url": "https://deploy-preview-131--koinos-io.netlify.app/programs/earn-on-koinos",
      "website": "http://dapp.chainge.finance/earn?chain=KOIN",
      "images": {
        "banner": "https://deploy-preview-131--koinos-io.netlify.app/images/programs/earn-on-koinos.png"
      },
      "featured": true,
      "active": true
    },
    {
      "key": "lordsForsakenQuest",
      "id": "lordsForsakenQuest",
      "url": "https://deploy-preview-131--koinos-io.netlify.app/programs/lords-forsaken-quest",
      "website": "https://taskon.xyz/quest/6984752",
      "images": {
        "banner": "https://deploy-preview-131--koinos-io.netlify.app/images/programs/lords-forsaken-quest.png"
      },
      "featured": false,
      "active": true
    }
  ]
}

Live site:

{
  "programs": [
    {
      "key": "earnOnKoinos",
      "url": "https://koinos.io/programs/earn-on-koinos",
      "title": "Earn on Koinos",
      "subtitle": "Earn up to 16% APY on Koinos!",
      "shortDescription": "Chainge Finance and Koinos Group have partnered to offer up to 16.24% yield for simply bridging and holding BTC, ETH, or USDT on Koinos through the Chainge app.",
      "description": "Chainge makes Koinos interoperable with over 20 blockchains and their novel DEX aggregation technology delivers some of the lowest cost swaps in all of crypto. High yields and low fees are a powerful flywheel and the Earn on Koinos program kicks it into high gear!",
      "keyPoints": [
        "Earn up to 16% on bridged assets",
        "Earn APY on USDT, ETH, and BTC",
        "Earn KOIN with your USDT, ETH, and BTC"
      ],
      "website": "http://dapp.chainge.finance/earn?chain=KOIN",
      "images": {
        "banner": "https://koinos.io/images/programs/earn-on-koinos.png"
      },
      "featured": true,
      "active": true
    }
  ]
}

During the merge, we left Lord's Forsaken Quest active when it shouldn't be.
But a larger issue is that we are breaking backwards compatibility with our Telegram bot by not providing any text describing programs.