OPTY-1282 Subgraph Studio

[undermethod]

• updates to dependencies and scripts for Subgraph Studio
• tweaks for typescript errors

e.g. playground for AaveV2:

• URL: https://api.studio.thegraph.com/query/29455/mega-rinkeby-aavev2/v0.0.2
• sample query:

  {
    aaveV2Reserves(first: 5) {
      id
      address
      symbol
      totalLiquidity
    }
  }

Adjusted:

• Aave ethereum
• AaveV2 ethereum
• AaveV2 polygon
• AaveV2 avalanche
• Beefy polygon
• Benqi avalanche
• Compound ethereum
• Convex ethereum
• Cream ethereum
• Curve ethereum
• Curve polygon
• Curve avalanche
• Curve fantom
• CurveGauge ethereum
• DForce ethereum
• Fulcrum ethereum
• Harvest ethereum
• Lido ethereum
• Mai polygon
• QuickSwap polygon
• Sushi polygon
• TraderJoe avalanche
• Yearn ethereum

[uwe]

Please check if you can remove https://github.com/Opty-Fi/megagraph/blob/master/src/utils/converters.ts#L21 - with that updated version of AssemblyScript you should be able to use .toLowerCase() like in JS.