Fix Vojdani privatization invariant_global
#1656
Merged
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PR #1552 added the Vojdani privatization, but its
invariant_globalsomehow remained the same as for the none privatization. Thus, it would generate invalid ghost witness invariants that aren't conditioned on mutex ghost variables.This PR adapts the protection privatization
invariant_globalalso to Vojdani privatization to fix the issue.