[PROPOSAL] Add linter check and prettier to dashboards-desktop repo

[seraphjiang]

@CCongWang had successfully introduced linter and prettier to FTRepo to improve the code quality and over all productivity.

Let's bring good practice to this repo

opensearch-project/opensearch-dashboards-functional-test#195

opensearch-project/opensearch-dashboards-functional-test#186

[CCongWang]

1. Add prettier:
   checkout the description in this PR, like how to add prettier and config prettier rules
2. Add ESLint:
   checkout this blog on how to integrate prettier and ESLint
3. Add Husky precommit hook:

// install husky
npm install husky -D

// install hook
yarn husky install

// add precommit hook
yarn husky add .husky/pre-commit "yarn lint(or your specific lint command defined in package.json)"
git add .husky/pre-commit

4. Add postinstall script in package.json to automatically install hook
   checkout example PR