phosphor-state-manager: srcrev bump 2975e26fe7..42f2898d18

Andrew Geissler (6):
      boot-block: don't power on if blocking err present
      boot-block: add option to query blocking errors
      boot-block: inform user if blocking error present
      logs: add option to list logging entries
      logs: provide option to display log
      logs: provide option to delete all logs

(From meta-phosphor rev: d7a39ab0530b594472b701d28b00c414f5b81bc4)

Change-Id: Id8c9ee9e747e337ff7a7fa4195806c23e0bd0766
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>