More cleanups after new build system adoption #1297

Job	Run time
🚨 Lua lint	18s
🚨 C lint	19s
🚨 REUSE Compliance	13s
🐧 Linux build tests (musl and linux) (COMPILER=gcc)	1m 43s
🪟 Windows build test	1m 12s
🍎 Apple iOS build test	52s
🐧 Linux build tests (musl and linux) (COMPILER=clang)	1m 36s
🐹 go build & checks (1.23.1)	44s
🐯 js build & checks (20.x)	2m 23s
🐍 Python checks (ubuntu-latest, 3.12)	51s
🐹 go build & checks (1.22.7)	49s
🦀 rust build & checks (stable)	47s
🐍 Python checks (macos-latest, 3.12)	40s
🦀 rust build & checks (nightly)	37s
🤖 Semantic release	0s
🐯 js build release	0s
🗃️ Check file changes	0s
🐧 Binary builds on Ubuntu	0s
🍎 mac osx release build	0s
📦 npm release	0s
📦 Pack release	0s
🐍 Python create source distribution	0s
🧻 Remove tag on fail	0s
🐳 Publish Docker image	0s
📦 PyPI release	0s
	13m 4s

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