fix(nodejs): only call get_current_error when an error occurred #613

Job	Run time
Run checks (ubuntu-latest)	23s
Run checks (macos-latest)	59s
Run checks (windows-latest)	1m 20s
Run tests (ubuntu-latest)	3m 8s
Build library (Android) (aarch64-linux-android)	3m 35s
Build library (iOS) (aarch64-apple-ios)	7m 15s
Run tests (macos-latest)	4m 4s
Build library (linux-aarch64, ubuntu-latest, libaries_askar.so, aarch64-unknown-linux-gnu, true)	3m 37s
Build library (iOS) (aarch64-apple-ios-sim)	8m 6s
Build library (linux-x86_64, ubuntu-latest, libaries_askar.so, x86_64-unknown-linux-gnu, true)	3m 27s
Run tests (windows-latest)	4m 28s
Build library (Android) (armv7-linux-androideabi)	3m 41s
Build library (iOS) (x86_64-apple-ios)	6m 50s
Build library (darwin-universal, macos-latest, libaries_askar.dylib, darwin-universal, beta)	8m 15s
Build library (Android) (i686-linux-android)	3m 46s
Build library (windows-x86_64, windows-latest, aries_askar.dll, x86_64-pc-windows-msvc)	3m 53s
Build library (Android) (x86_64-linux-android)	3m 44s
Create library (Android)	0s
Create iOS xcframework	1s
Create iOS and Android release assets	1s
Build and test Python wrapper	1s
Build and test JavaScript wrapper	1s
Successful build	1s
	1h 10m 36s

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