Error return value of `s.grpcClient.grpcConn.Close` is not checked (errcheck)

Error return value of `grpcConn.Close` is not checked (errcheck)

Error return value of `scraper.fetchPools` is not checked (errcheck)

G304: Potential file inclusion via variable (gosec)

`(*OsmosisScraper).loadMarketsMetadata` - result `err` is always `nil` (unparam)

`makeTraderJoeScraper` - `restDial` always receives `""` (unparam)

`makeUniswapPoolScraper` - `restDial` always receives `""` (unparam)

`makeUniswapV3Scraper` - `restDial` always receives `""` (unparam)

func `(*BalancerV2Scraper).assetFromToken` is unused (unused)

func `(*CurveFIScraper).getAssetFromCache` is unused (unused)

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, golangci/golangci-lint-action@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The `save-state` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/