examples: fix sysid/compid of battery example #4118

Job	Run time
Ubuntu/Debian packaging (Ubuntu 20.04)	9m 0s
alpine 3.19.0 (musl)	10m 55s
coverage (ubuntu-20.04)	6m 4s
ubuntu-20.04 (package, non-mavsdk_server)	7m 43s
ubuntu-22.04 (package, non-mavsdk_server)	6m 8s
android-arm	7m 6s
linux-armv6	6m 2s
linux-armv6-musl	12m 27s
android-arm64	6m 38s
linux-armv7	5m 40s
android-x86	6m 28s
linux-armv7l-musl	13m 36s
linux-arm64	6m 1s
ios	1h 17m 5s
android-x86_64	6m 47s
linux-arm64-lts	5m 26s
linux-arm64-musl	13m 25s
ios_simulator_x64	5m 48s
ios_simulator_arm64	1h 2m 47s
macOS x64	14m 39s
ubuntu-20.04 (non-mavsdk_server, non-superbuild)	6m 22s
macOS arm64	7m 0s
ubuntu-20.04 (mavsdk, hunter)	4m 51s
ubuntu-22.04 (style and proto check)	1m 50s
macOS framework x64	13m 3s
macOS framework arm64	6m 23s
ubuntu-20.04 (mavsdk_server, superbuild)	14m 7s
Windows	13m 48s
ubuntu-22.04 (mavsdk_server, superbuild)	11m 53s
iOS XCFramework	1m 29s
	6h 10m 31s

Provide feedback