CI: Add missing dependencies and other minor changes #454

Job	Run time
Linux (GLideN64 (x64 Mupen64Plus-CLI))	2m 22s
Linux (GLideN64 (x64 Mupen64Plus-Qt))	4m 7s
Windows (GLideN64 (x64 Project64-Qt))	7m 22s
Windows (GLideN64 (x86 Project64-Qt))	6m 49s
Windows (GLideN64 (x64 Project64-WTL))	5m 24s
Windows (GLideN64 (x86 Project64-WTL))	5m 17s
Windows (GLideN64 (x64 Mupen64Plus-CLI))	4m 41s
Windows (GLideN64 (x86 Mupen64Plus-CLI))	4m 30s
Windows (GLideN64 (x64 Mupen64Plus-Qt))	6m 54s
Release	0s
	47m 26s

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