Update node.js version 16 to version 20 in CI/CD workflow #359

Job	Run time
Linux (GLideN64 (x64 Mupen64Plus-CLI))	2m 50s
Windows (GLideN64 (x64 Project64-Qt))	7m 1s
Linux (GLideN64 (x64 Mupen64Plus-Qt))	3m 47s
Windows (GLideN64 (x86 Project64-Qt))	6m 44s
Windows (GLideN64 (x64 Project64-WTL))	5m 21s
Windows (GLideN64 (x86 Project64-WTL))	5m 40s
Windows (GLideN64 (x64 Mupen64Plus-CLI))	4m 39s
Windows (GLideN64 (x86 Mupen64Plus-CLI))	4m 36s
Windows (GLideN64 (x64 Mupen64Plus-Qt))	7m 54s
Release	0s
	48m 32s

Provide feedback