Throttle password reset requests to 5 every 60 seconds

[snipe]

This adds password reset form throttling. (5 attempts in 60 seconds). I wish there was a more elegant way to handle this, it currently just shows a generic 429 error page. Something using the error bag in the future would be a little nicer.

https://www.huntr.dev/bounties/59bedd63-2e4d-44e3-b831-abb7085e282d/

[snipe]

@uberbrady @inietov can you sanity check me here and test this out a bit?

[snipe]

Hm, I'm getting some weird results in my additional testing.

x-ratelimit-limit: 5
retry-after: 2385

It's locking me out for too long.

[uberbrady]

Poking around in other places where we throttle, is it possible that the second number is "minutes" and thus you're getting 5 attempts per 60 minutes?

You should also be able to 'reset' your throttling status with php artisan cache:clear