drivers: wifi: winc1500: Driver fixes #146262

Job	Run time
twister-build-prep	3m 20s
twister-build (1)	44m 5s
twister-build (2)	39m 37s
twister-build (3)	29m 44s
twister-build (4)	30m 16s
twister-build (5)	27m 41s
twister-build (6)	26m 27s
twister-build (7)	30m 33s
twister-build (8)	26m 51s
Publish Unit Tests Results	19s
Check Twister Status / all jobs passed	1s
	4h 18m 54s

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