Floating buildings above Lukla Airport

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Are you using Developer Mode or made changes in it?
Brief description of the issue:
There are some buildings that’s floating above the Lukla Airport. 5 or 6 thousand feet above.
Location of issue:
Above Lukla Airport
Provide Screenshot(s)/video(s) of the issue encountered:

Detail steps to reproduce the issue encountered:
Fly roughly around 5 thousand or 6 thousand feet above Lukla Airport to spot the buildings.
PC specs and/or peripheral set up of relevant:
GPU - GTX 1660 (Non Ti)
CPU - i5 9400 F
RAM - 16 GB DDR4
Joystick - Thrustmaster T16000M
Build Version # when you first started experiencing this issue: