tools/power turbostat: Regression fix Uncore MHz printed in hex

tools/power turbostat: Regression fix Uncore MHz printed in hex

[ Upstream commit 92664f2e6ab2228a3330734fc72dabeaf8a49ee1 ]

A patch to allow specifying FORMAT_AVERAGE to added counters...
broke the internally added counter for Cluster Uncore MHz -- printing it in HEX.

Fixes: dcd1c379b0f1 ("tools/power turbostat: add format "average" for external attributes")
Reported-by: Andrej Tkalcec <andrej.tkalcec@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>