Change in flashrom[master]: tests: Add run_probe_lifecycle and add dummyflasher probe test

[Thomas Heijligen (Code Review)]

Attention is currently required from: Nico Huber, Anastasia Klimchuk.
Thomas Heijligen has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/59741 )

Change subject: tests: Add run_probe_lifecycle and add dummyflasher probe test
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Patch Set 4: Code-Review+1

(2 comments)

File tests/lifecycle.c:

https://review.coreboot.org/c/flashrom/+/59741/comment/62594a82_b5484306 
PS4, Line 28:  = NULL
No need to initialize *flashctx. This is done by flashrom_flash_probe.

https://review.coreboot.org/c/flashrom/+/59741/comment/963ea1e5_a06432fc 
PS4, Line 45:  = NULL
No need to initialize *flashprog. This is done by flashrom_programmer_init.
Until then we don't know the value of *flashprog and should not assume it's NULL.