Yes, the Fujifilm X-H1 camera has been discontinued for a while



Several Fujifilm X-H1 camera configurations were already listed as discontinued back in April this year (see B&H listings, still in stock at Adorama). It appears that the X-H1 model had a really short lifespan (the X-H1 was announced in February last year) which probably explains why Fuji may decide to discontinue this product line altogether:

Almost all Fuji X-H1 camera kits listed as discontinued

Fuji X-H2 and Fuji X-T4 rumors

More Details About The Possibly Canceled Fujifilm X-H2: Updated