Added Referral Code Social Share Component

Issue Number

fixes related Issue #279

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Describe if there is any unusual behavior (Any Warning) of your code(Write NA if there isn't)

Additional context (OPTIONAL)

Test plan (OPTIONAL)

A good test plan should give instructions that someone else can easily follow.

Checklist

[x] My code follows the code style of this project.
[ ] My change requires a change to the documentation.
[ ] I have updated the documentation accordingly.
[x] All new and existing tests passed.
[x] The title of my pull request is a short description of the requested changes.

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codeforcauseorg / edu-client