Remove the SpectrumProvider

- Brian will be implementing this with his changes

packages/code-studio/src/AppRoot.tsx

@@ -1,7 +1,5 @@
 import React from 'react';
 import { Provider } from 'react-redux';
-import { Provider as SpectrumProvider } from '@adobe/react-spectrum';
-import { themeDHDefault } from '@deephaven/components';
 import { MonacoUtils } from '@deephaven/console';
 import { store } from '@deephaven/redux';
 import { DownloadServiceWorkerUtils } from '@deephaven/iris-grid';
@@ -24,14 +22,7 @@ export function AppRoot(): JSX.Element {
 
   return (
     <Provider store={store}>
-      {/* TODO: Remove this SpectrumProvider. Brian will be implementing it with his changes. */}
-      <SpectrumProvider
-        UNSAFE_style={{ backgroundColor: 'transparent' }}
-        colorScheme="dark"
-        theme={themeDHDefault}
-      >
-        <AppRouter />
-      </SpectrumProvider>
+      <AppRouter />
     </Provider>
   );
 }