fix typo

- remove unwanted code
	- fix dropdown bug
	- add bar graph for test count

src/App.js

@@ -81,7 +81,7 @@ function App() {
     <div>
       <div className='dashboard-title'>
         <img className="nscm-logo" src={require('./logo_nobg.png')} alt='img' />
-        <div className='title-text'>HPOS Sickel Cell Test Dashboard</div>
+        <div className='title-text'>HPOS Sickle Cell Test Dashboard</div>
         <img className="gov-logo-1" src={require('./gov_logo2.png')} alt='img' />
         <img className="gov-logo" src={require('./gov_logo3.png')} alt='img' />
         <img className="gov-logo-3" src={require('./gov_logo4.png')} alt='img' />