Fix:incorrect reading of the DataFlash status register #179

Job	Run time
amd64 (Ubuntu-20, g++)	2m 32s
amd64 (Ubuntu-22, g++)	1m 29s
amd64 (Debian-11, g++)	1m 30s
amd64 (Debian-12, g++)	1m 40s
amd64 (Debian-Testing, g++)	1m 30s
amd64 (Debian-Experimental, g++)	1m 31s
amd64 (Debian-11, clang++, debian:bullseye, clang)	1m 44s
amd64 (Debian-12, clang++, debian:bookworm, clang)	1m 37s
amd64 (Debian-Testing, clang++, debian:testing, clang)	1m 41s
amd64 (Debian-Experimental, clang++, debian:experimental, clang)	1m 38s
	16m 52s

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