Change string set brought up the bridge

I’m finally the proud owner of a MM JP15 SB Quilt! Amazing instrument.

Last night I changed all strings with a std set of Ernie Ball Regular Slinky 10-46.
It is my first guitar with locking tuners and a floating bridge like this one.
I believe the set that was on it was the same as I don’t feel nor see any difference.

Anyway, I tune the guitar in std tuning and leave it there to go to dinner.
A couple of hours later I went back and I noticed that the string heights is…

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