chore: remove __DEV__ with ts-jest

[dai-shi]

following pmndrs/valtio#643

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Size Change: -1 B (0%)

Total Size: 63.3 kB

Filename	Size	Change
dist/react.js	1.06 kB	-1 B (0%)

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dist/babel/plugin-debug-label.js	876 B
dist/babel/plugin-react-refresh.js	1.11 kB
dist/babel/preset.js	1.35 kB
dist/index.js	229 B
dist/react/utils.js	1.23 kB
dist/system/babel/plugin-debug-label.development.js	970 B
dist/system/babel/plugin-debug-label.production.js	728 B
dist/system/babel/plugin-react-refresh.development.js	1.18 kB
dist/system/babel/plugin-react-refresh.production.js	899 B
dist/system/babel/preset.development.js	1.45 kB
dist/system/babel/preset.production.js	1.1 kB
dist/system/index.development.js	236 B
dist/system/index.production.js	167 B
dist/system/react.development.js	1.17 kB
dist/system/react.production.js	714 B
dist/system/react/utils.development.js	677 B
dist/system/react/utils.production.js	424 B
dist/system/utils.development.js	241 B
dist/system/utils.production.js	175 B
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dist/umd/babel/plugin-debug-label.production.js	819 B
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dist/umd/babel/plugin-react-refresh.production.js	985 B
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dist/umd/babel/preset.production.js	1.21 kB
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dist/umd/index.production.js	316 B
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dist/umd/react.production.js	805 B
dist/umd/react/utils.development.js	1.39 kB
dist/umd/react/utils.production.js	1 kB
dist/umd/utils.development.js	376 B
dist/umd/utils.production.js	327 B
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dist/umd/vanilla.production.js	1.82 kB
dist/umd/vanilla/utils.development.js	5.07 kB
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dist/utils.js	236 B
dist/vanilla.js	3.83 kB
dist/vanilla/utils.js	4.91 kB

_{compressed-size-action}