CSM Shadows disappearing at larger coordinates with different FOVs

Cascaded shadows disappear at some FOVs when far from the world origin. This behavior was not present in 5.2.

Also found in CL: 32690246 in Release-5.4

1. Download the Licensee's test case and open
https://udn.unrealengine.com/s/contentdocument/069QP000007VqZPYA0
2. Make sure that the relevant objects are loaded
3. Change the viewport's FOV to be less than 82
4. Observe the shadow disappear