IF: make qc_info in instant_finality_extension non-optional #5731

Job	Run time
Discover Versions	4s
Platform Cache / Discover Platforms	3s
Platform Cache / Build Platforms (none)	2s
Run Build Workflow / Build leap (reproducible)	8m 15s
Run Build Workflow / Build leap (ubuntu20)	9m 14s
Run Build Workflow / Build leap (ubuntu22)	8m 25s
Build deb packages (ubuntu20)	10m 25s
LR Tests (ubuntu20)	24m 13s
Build deb packages (ubuntu22)	9m 19s
NP Tests (ubuntu20)	6m 43s
LR Tests (ubuntu22)	24m 2s
Tests (ubuntu20)	4m 50s
Build deb packages (reproducible)	10m 45s
NP Tests (ubuntu22)	6m 18s
LR Tests (ubuntu20repro)	24m 11s
NP Tests (ubuntu20repro)	6m 39s
Tests (ubuntu22)	5m 9s
LR Tests (ubuntu22repro)	24m 3s
NP Tests (ubuntu22repro)	6m 24s
Tests (ubuntu20repro)	5m 4s
Tests (ubuntu22repro)	5m 5s
libtester tests (ubuntu22, build-tree)	8m 52s
libtester tests (ubuntu22, make-dev-install)	7m 36s
libtester tests (ubuntu22, deb-install)	4m 28s
All Required Tests Passed	1s
	3h 40m 10s

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