enables redirect and redirect_404 by default

[markconroy]

Closes #624

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Thanks to Big Blue Door for sponsoring my time to work on this.

[andybroomfield]

I'd also make sure drupal/redirect is added to the profiles composer.json, it's currently in localgov_cores.

[markconroy]

Thanks @andybroomfield. That's added now.

[andybroomfield]

Thanks @markconroy we also need a corresponding one in localgov_core removing the redirect dependnacy from composer.json

[markconroy]

@andybroomfield localgovdrupal/localgov_core#223

[keelanfh]

Patch should be added here: localgovdrupal/localgov_core#223 (comment)

[markconroy]

Thanks @keelanfh - patch moved to the correct place now.