HintManager: Fix verbose message output

The << bitshift operator has a higher precedence than the
ternary ?: conditional operator.  Thus, we need to use parentheses
to make sure we get "true" or "false" output as desired.

Test: TreeHugger
Change-Id: Iaa6e3e36e4944aa535b10490624332efba8f8a2f
1 file changed