Pass missed options in migration step

[christoph-jerolimov]

app-config:

app:
  branding:
    theme:
      light:
        primaryColor: '#ff0000'
        headerColor1: '#00ff00'
        headerColor2: '#0000ff'
        navigationIndicatorColor: '#ffff00'
      dark:
        primaryColor: '#ff0000'
        navigationIndicatorColor: '#ffff00'
        palette:
          primary:
            main: '#ff00ff'

Before:

before.mp4

With this PR:

with-pr.mp4