fix(ts) make tsc (almost) not cry on native

Co-authored-by: Calinteodor <calin.chitu@8x8.com>
Co-authored-by: Robert Pintilii <robert.pin9@gmail.com>

react/features/base/ui/components/GlobalStyles.web.tsx

@@ -0,0 +1,22 @@
+import React from 'react';
+import { GlobalStyles as MUIGlobalStyles } from 'tss-react';
+import { useStyles } from 'tss-react/mui';
+
+import { commonStyles, getGlobalStyles } from '../constants';
+
+/**
+ * A component generating all the global styles.
+ *
+ * @returns {void}
+ */
+function GlobalStyles() {
+    const { theme } = useStyles();
+
+    return (<MUIGlobalStyles
+        styles = {{
+            ...commonStyles(theme),
+            ...getGlobalStyles(theme)
+        }} />);
+}
+
+export default GlobalStyles;