qcacmn: Replace %d specifier to %u for unsigned int variables

Replace %d specifier to %u for unsigned int variables in stats
outputs.

Previously, %d would cause uint32_t values to roll over to
negative values.

CRs-Fixed: 2402160
Change-Id: I3d3c02ac44a38d311e8e8e0e933af79f362f42b7