build(sdl) fix native library name #76

Job	Run time
Compile templates and cache kotlinc output	3m 39s
FreeBSD Cross	3m 50s
Linux (x64)	4m 2s
macOS (x64)	10m 14s
Linux Cross (arm32)	3m 25s
macOS (arm64)	2m 51s
Linux Cross (arm64)	3m 49s
Windows (x86)	2m 17s
Linux Cross (ppc64le)	4m 17s
Windows (x64)	5m 7s
Linux Cross (riscv64)	3m 34s
Windows (arm64)	2m 7s
	49m 12s

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