Add watchpoint hook for setting reset reason on sw reset #130

Job	Run time
Build Embedded (firmware)	2m 57s
Test Libraries (wire-protocols)	20s
Build Embedded (bootloader)	2m 15s
Test Libraries (env-config)	27s
Build Host Tools (agp-linker)	18s
Test Libraries (bootloader-support)	17s
Build Host Tools (air-gradient-cli)	5m 10s
Test Libraries (update-manager)	25s
Lint Embedded (firmware)	1m 19s
Lint Embedded (bootloader)	1m 1s
Lint Host Tools (agp-linker)	19s
Test Host Tools (agp-linker)	50s
Lint Libraries (wire-protocols)	22s
Lint Host Tools (air-gradient-cli)	1m 15s
Test Host Tools (air-gradient-cli)	1m 36s
Lint Libraries (env-config)	22s
Lint Libraries (bootloader-support)	23s
Lint Libraries (update-manager)	20s
	19m 56s

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