Add Javascript Examples Support

[RavenColEvol]

Description
This PR fixes the concern of having both TS and JS version of examples.
This PR uses tsc to create JS examples. This PR required changes in structure of examples folder and added few utility files like tsconfig.example.json.

Issue
Fixes: #3895

Example

Checks

• The new code matches the existing patterns and styles.
• The tests pass with yarn test.
• The linter passes with yarn lint. (Fix errors with yarn fix.)
• The relevant examples still work. (Run examples with yarn start.)

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Latest commit: 1b0b3fa

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