[native] Memoize ConnectedRemoteImage
Similar to D9213, the profiler isn't providing much information here so I'm memoizing this on a whim to see if anything changes. Doubt this changes anything at all.
Depends on D9213
Test Plan: ConnectedRemoteImage continues to look as expected.
Reviewers: ginsu, tomek, rohan
Reviewed By: rohan
Differential Revision: https://phab.comm.dev/D9214