remove unnecessary std::void_t usage (#109) #222

Job	Run time
windows-msvc-run (V8, Debug)	1m 42s
windows-msvc-run (V8, Release)	2m 3s
android-clang-build	0s
windows-msvc-run (JavaScriptCore, Debug)	1m 51s
mac-clang-run (V8, Debug)	39s
windows-msvc-run (JavaScriptCore, Release)	2m 7s
mac-clang-run (JavaScriptCore, Debug)	49s
node-gcc-run (14.x)	27s
windows-msvc-run (Lua, Debug)	1m 19s
ubuntu-gcc-run (V8, Debug)	49s
mac-clang-run (QuickJs, Debug)	41s
node-gcc-run (15.x)	27s
windows-msvc-run (Lua, Release)	1m 31s
ubuntu-gcc-run (V8, Release)	1m 27s
mac-clang-run (Lua, Debug)	39s
node-gcc-run (16.x)	32s
windows-msvc-run (Empty, Debug)	1m 39s
ubuntu-gcc-run (JavaScriptCore, Debug)	49s
mac-clang-run (Empty, Debug)	33s
windows-msvc-run (Empty, Release)	2m 17s
ubuntu-gcc-run (JavaScriptCore, Release)	1m 23s
node-gcc-run (18.x)	26s
ubuntu-gcc-run (QuickJs, Debug)	47s
ubuntu-gcc-run (QuickJs, Release)	1m 49s
webassembly-emscripten-run (3.0.0)	1m 3s
webassembly-emscripten-run (3.1.33)	1m 6s
ubuntu-gcc-run (Lua, Debug)	49s
ubuntu-gcc-run (Lua, Release)	1m 18s
ubuntu-gcc-run (Empty, Debug)	44s
ubuntu-gcc-run (Empty, Release)	1m 12s
	32m 58s

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