gbmcweb master: SRCREV bump 6ebb78156f..6c6a572e2e

Alex Lai (1):
      Refactor FruScannerGpio to remove initialization logic.

David Tang (1):
      Make sensor reading after sensor driver rebind more robust

gBMC Team (1):
      Automated Code Change

Google-Bug-Id: 517671868
Fusion-Link:
platform5: https://fusion2.corp.google.com/d8f90cb0-8092-3fc4-bd9f-0fe3971ea5c9
platform15: https://fusion2.corp.google.com/06683175-af46-3c92-9659-de16b4046365
platform18: https://fusion2.corp.google.com/49cbad01-c025-36a4-b523-ad13b1927d21
platform17: https://fusion2.corp.google.com/81c0e6de-4a39-33bb-9e7d-ac50609c7c2b
platform11+ext: https://fusion2.corp.google.com/9b40e9d1-1b94-329f-8418-5d86e85090b0
platform11: https://fusion2.corp.google.com/63852cdd-411a-31b0-bdfb-79ab5d25568a
Tested: gerrit presubmit
Change-Id: I066a386726ebc59aa4a3f44e44c3a0c84c2f4f8f
Signed-off-by: David Tang <davtang@google.com>