flamenco, fuzz: CPI execution mocking #2824
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Mock CPI execution
With
__wrap_fd_execute, we can simulate the execution of a CPI by modifying account states with a providedInstrEffectsmessage.Separate PR for dumping of account states in replay: #2931
## 2. Dumping account state in CPI callsTo generate seed corpus with execution effects, the CPI dump tool was modified to capture post-CPI instruction account data.Also added a script that temporarily applies a patch file that dumps CPI state during CPI syscall.