8050c84 apply upstream fix for CVE-2021-44647, apply upstream fixes for known lua bugs 4-10 (11 assumes other changes beyond 5.4.3)

Authored and Committed by spot 2 years ago
    apply upstream fix for CVE-2021-44647, apply upstream fixes for known lua bugs 4-10 (11 assumes other changes beyond 5.4.3)
    
        
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