Security upgrades

node_modules/@material-ui/styles/esm/useTheme/ThemeContext.js

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+import React from 'react';
+var ThemeContext = React.createContext(null);
+
+if (process.env.NODE_ENV !== 'production') {
+  ThemeContext.displayName = 'ThemeContext';
+}
+
+export default ThemeContext;

node_modules/@material-ui/styles/esm/useTheme/index.js

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+export { default } from './useTheme';

node_modules/@material-ui/styles/esm/useTheme/useTheme.js

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+import React from 'react';
+import ThemeContext from './ThemeContext';
+export default function useTheme() {
+  var theme = React.useContext(ThemeContext);
+
+  if (process.env.NODE_ENV !== 'production') {
+    // eslint-disable-next-line react-hooks/rules-of-hooks
+    React.useDebugValue(theme);
+  }
+
+  return theme;
+}