Include HmacKeyManager.h for INVALID_HMAC

The HmacKeyManager class was moved into a new file so the const
INVALID_HMAC was also moved there. Include the correct file to get the
constant

Test: Builds
Bug: 155825630
Change-Id: I72c20fca02b81a3bd56a6a47693d1cea6a83af41
2 files changed