bug 1700770: update minidump-stackwalk
bug 1700770: update minidump-stackwalk

This picks up the following two fixes:

`01a5aa3`: Surface the LastErrorValue in json output (#17) (Gankra)
`5896847`: Remove the frame limit on the crashing_thread preview (Gankra)

lonnen/socorro,lonnen/socorro,lonnen/socorro,lonnen/socorro