ci: run arm32 test only on demand #1494

Job	Run time
🚨 C lint	20s
🚨 REUSE Compliance	11s
🚨 Lua lint	21s
🐧 Linux check tests (gcc and clang) (COMPILER=gcc)	2m 0s
🦾 ARM32 build test	7m 46s
🐯 NodeJS WASM check tests (20.18.0)	4m 34s
🐹 go build & checks (stable)	54s
🐧 Linux check tests (gcc and clang) (COMPILER=clang)	2m 6s
🐹 go build & checks (oldstable)	51s
🍎 Apple OSX check tests	1m 54s
🐍 Python checks (ubuntu-latest, 3.12)	57s
🪟 Windows build test	1m 10s
🐍 Python checks (macos-latest, 3.12)	45s
🦀 rust build & checks (stable)	1m 15s
🦀 rust build & checks (nightly)	1m 4s
🤖 Semantic release	0s
🗃️ Check file changes	0s
🐧 Binary builds on Ubuntu	0s
🐯 js build release	0s
🍎 mac osx release build	0s
🐍 Python create source distribution	0s
📦 Pack release	0s
🐳 Publish Docker image	0s
📦 npm release	0s
🧻 Remove tag on fail	0s
📦 PyPI release	0s
	26m 8s

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