core: make udpin parsing stricter #4223

Job	Run time
Ubuntu/Debian packaging (Ubuntu 20.04)	7m 21s
alpine 3.19.0 (musl)	11m 6s
coverage (ubuntu-20.04)	5m 48s
ubuntu-20.04 (package, non-mavsdk_server)	7m 29s
ubuntu-22.04 (package, non-mavsdk_server)	6m 15s
linux-armv6	5m 43s
ubuntu-24.04 (package, non-mavsdk_server)	7m 11s
linux-armv6-musl	12m 39s
linux-armv7	5m 44s
android-arm	6m 24s
linux-armv7l-musl	12m 32s
linux-arm64	5m 45s
android-arm64	6m 38s
linux-arm64-musl	13m 25s
ios	1h 10m 36s
linux-arm64-lts	5m 23s
android-x86	6m 47s
ios_simulator_x64	12m 9s
android-x86_64	6m 35s
ios_simulator_arm64	1h 7m 46s
ubuntu-20.04 (mavsdk, hunter)	4m 50s
macOS x64	19m 50s
macOS arm64	6m 20s
ubuntu-20.04 (non-mavsdk_server, non-superbuild)	6m 29s
ubuntu-24.04 (style and proto check)	1m 37s
macOS framework x64	22m 8s
ubuntu-20.04 (mavsdk_server, superbuild)	14m 3s
macOS framework arm64	9m 51s
ubuntu-22.04 (mavsdk_server, superbuild)	11m 3s
Windows	12m 56s
ubuntu-24.04 (mavsdk_server, superbuild)	12m 30s
ubuntu-24.04 (mavsdk_server, superbuild)	12m 9s
ubuntu-24.04 (mavsdk_server, superbuild)	12m 49s
iOS XCFramework	1m 16s
	7h 11m 7s

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