message: Fix getting started "Add Custom theme" section
  Remove the nested colors object that is not working ;)
diff: @@ -57,13 +57,11 @@ import { extendTheme } from "@chakra-ui/core"
  // 2. Extend the theme to include custom colors, fonts, etc.
  const colors = {
  - colors: {
  brand: {
  900: "#1a365d",
  800: "#153e75",
  700: "#2a69ac",
  },
  - },
  }
  const customTheme = extendTheme({ colors })
  