Feature SearchButton

[RbAvci]

From React-Module-Project created by SallyMcGrath: CodeYourFuture#1

Feature:

• Extract the search <button> from the src/Search.js file to be its own separate component.
• Place your extracted component in SearchButton.jsx.
• Import and use this new component in src/Search.js.

Test:

• The search button should still render on the page.

[zelihapala]

#36