Bump typescript from 3.9.3 to 4.4.3

[PatrickNiyogitare28]

What does this PR do

It bumped typescript from 3.9.3 to latest stable 4.4.3

Bump description

typescript 3.9.3 raises error TypeError: Cannot read property 'kind' of undefined' in windows 10 upgrading the typescript version to any version from 4.0 fixes the issue.

How to manually test this

• checkout to branch bump-typescript-to-4.4.3
• run yarn install or npm install
• run yarn start:dev or npm run start:dev

Expected behavior

• App should be launched on default port 3000 effectively