Husky pre-commit to run linter

[naddison36]

Changes

• Add Husky as a dependency at the project root
• Change the Husky pre-commit to run the contracts linter
• Upate Husky install docs

This does slow down the commit as it needs to run the linter

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 60.57%. Comparing base (1d2691c) to head (6428b05).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2069 +/- ## ======================================= Coverage 60.57% 60.57% ======================================= Files 59 59 Lines 3021 3021 Branches 779 779 ======================================= Hits 1830 1830 Misses 1188 1188 Partials 3 3 ```

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[naddison36]

It was agreed in the contract sync to give this a try. We can change if it's not working out