[NPU] Fix Coverity issues (#34632) #1950

Job	Run time
Smart_CI	14s
Build	14m 57s
Store OpenVINO artifacts on a shared drive	57s
C++ unit tests / C++ unit tests	16m 26s
JAX Layer Tests	0s
OpenVINO tokenizers extension	0s
CPU functional tests	0s
Pytorch Layer Tests	0s
OpenVINO JS API	0s
Samples	0s
Python unit tests	0s
Pytorch FX Layer Tests	0s
Python API tests	0s
TensorFlow Layer Tests	0s
	32m 34s

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