Feat/add sushiswap networks

[fengtality]

Before submitting this PR, please make sure:

• Your code builds clean without any errors or warnings
• You are using approved title ("feat/", "fix/", "docs/", "refactor/")

A description of the changes proposed in the pull request:

• Adds support for Sushiswap on the Avalanche, Arbitrum and Harmony chains

[nikspz]

Test performed:

• Cloned and installed gwPR60
• Checked gateway list added avalanche, harmony and ethereum(arbitrum) to sushiswap
• Connected sushiswap_avalanche_avalanche
  • balance: ok
  • created amm_arb using sushiswap_avalanche_avalanche: ok
  • WAVAX, USDT not approved using approve-tokens command.
  • Approved BentoBox, WAVAX,USDT manually on the sushiswap
  • amm_arb returns error using default (https://rpc.ankr.com/avalanche nodeURL)
    • call to amm/price failed
  • same error on https://avalanche-mainnet.infura.io/v3/numbershere nodeURL
  • started using infura nodeURL
• connected sushiswap_ethereum_arbitrum_one
  • balance: ok
  • created amm_arb using sushiswap_ethereum_arbitrum_one: ok
  • WETH,USDC could be approved using approve-tokens command.
  • Approved BentoBox, WETH,USDC manually on the sushiswap
  • Started amm_arb strategy using arbitrum
• connected sushiswap_harmony_mainnet
  • balance: ok
  • created amm_arb using sushiswap_harmony_mainnet: ok
  • WONE, USDC not approved using approve-tokens command. (Error on POST evm/approve)
  • Approved WONE,USDC manually on the sushiswap
  • Was able to start amm_arb strategy using harmony

[nikspz]

LGTM
Tests performed:

• Cloned and installed gwPR60
• Connected sushiswap_avalanche_avalanche
  • balance: ok
  • created amm_arb using sushiswap_avalanche_avalanche: ok
  • Approved WAVAX,USDT on the sushiswap
  • Was able to start amm_arb strategy using sushiswap_avalanche_avalanche
• connected sushiswap_ethereum_arbitrum_one
  • balance: ok
  • created amm_arb using sushiswap_ethereum_arbitrum_one: ok
  • Approved WETH,USDC on the sushiswap
  • Was able to start amm_arb strategy using sushiswap_ethereum_arbitrum_one
• connected sushiswap_harmony_mainnet
  • balance: ok
  • created amm_arb using sushiswap_harmony_mainnet: ok
  • Approved WONE,USDC on the sushiswap
  • Was able to start amm_arb strategy using sushiswap_harmony_mainnet