scraper: Corrections to scraper_net after removal of cntPartsRcvd decrement and increment #3076

Job	Run time
ARM [GOAL install] [buster]	11m 56s
Win32	14m 22s
Win64	32m 22s
i386 Linux [GOAL install] [focal]	12m 24s
x86_64 Linux [GOAL install] [GUI] [focal] [no depends]	15m 1s
x86_64 Linux [GOAL install] [GUI] [bionic] [no depends]	14m 4s
x86_64 Linux [ASan] [LSan] [UBSan] [integer] [jammy] [no depends]	8m 46s
Lint	45s
macOS 10.14 [GOAL deploy] [GUI] [no tests] [focal]	9m 36s
macOS 12 native [GOAL install] [GUI] [no depends]	25m 49s
	2h 25m 5s

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