Update CONTRIBUTING.md to mention issue claiming and force pushing (#49090)
Update CONTRIBUTING.md to mention issue claiming and force pushing (#49090)

* Update contributing to mention issue claiming and force pushing

* Update cookie licking section to draft

* Update CONTRIBUTING.md
kpreisser/TypeScript,weswigham/TypeScript,Microsoft/TypeScript,microsoft/TypeScript,Microsoft/TypeScript,microsoft/TypeScript,kpreisser/TypeScript,Microsoft/TypeScript,microsoft/TypeScript,kpreisser/TypeScript,weswigham/TypeScript,weswigham/TypeScript