enable `fsgsbase` instructions on Linux 5.9+ for EOS VM OC #3299

Job	Run time
Discover Versions	4s
Platform Cache / Discover Platforms	2s
Platform Cache / Build Platforms (none)	2s
Run Build Workflow / Build spring (reproducible)	7m 50s
Run Build Workflow / Build spring (asserton)	7m 48s
Run Build Workflow / Build spring (ubuntu20)	8m 29s
Run Build Workflow / Build spring (asan)	8m 56s
Run Build Workflow / Build spring (ubuntu22)	8m 22s
Run Build Workflow / Build spring (ubsan)	9m 30s
Build deb packages (ubuntu20)	9m 7s
Tests (ubuntu20)	3m 17s
Build deb packages (ubuntu22)	8m 33s
LR Tests (ubuntu20)	24m 11s
Tests (ubuntu22)	3m 19s
NP Tests (ubuntu20)	6m 29s
Build deb packages (reproducible)	9m 24s
LR Tests (ubuntu22)	24m 7s
Tests (asserton)	3m 18s
NP Tests (ubuntu22)	6m 29s
LR Tests (asserton)	24m 1s
Tests (ubsan)	3m 53s
NP Tests (asserton)	6m 25s
LR Tests (ubsan)	25m 32s
Tests (asan)	5m 38s
NP Tests (ubsan)	8m 57s
LR Tests (ubuntu20repro)	24m 17s
Tests (ubuntu20repro)	3m 19s
NP Tests (ubuntu20repro)	6m 28s
LR Tests (ubuntu22repro)	24m 5s
Tests (ubuntu22repro)	3m 18s
NP Tests (ubuntu22repro)	6m 25s
libtester tests (ubuntu22, build-tree)	7m 30s
libtester tests (ubuntu22, make-dev-install)	9m 29s
libtester tests (ubuntu22, deb-install)	3m 56s
All Required Tests Passed	1s
	5h 12m 31s

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