[18.0][IMP] Make is_redirect_home field always visible in user form

[andreampiovesana]

set menu as initial view always activable
'because it's better for UX

[OCA-git-bot]

Hi @SplashS, @Tardo,
some modules you are maintaining are being modified, check this out!

[ivs-cetmix]

@andreampiovesana thank you for your contribution!
Could you please update the PR name and put the correct tag ([IMP]) in it?
Also please update the commit message in accordance with the OCA guidelines. Eg

[IMP] web_seponsive user settings

Put here the reason behind the changes. 
Eg 'because it's better for UX

[andreampiovesana]

please merge

[ivs-cetmix]

Code review LGTM

[pedrobaeza]

Please follow commit message format: https://github.com/OCA/odoo-community.org/blob/master/website/Contribution/CONTRIBUTING.rst#commit-message

[andreampiovesana]

is an ultra simple change... we can close thi PR

[pedrobaeza]

As you prefer. Anyway, I think the invisible condition is because if you have set an initial action, there's no redirection to home, so I think it's correct as it is now, or am I wrong?