style: s/getZoneId/getZoneID/g

Acronyms are meant to be in the same case within their part of the camel
case name.

Change-Id: I9e55d4419617a35b0f3a85f3d55543c8fc9bd76f
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/pid/builder.cpp b/pid/builder.cpp
index 58ef8df..55f3e35 100644
--- a/pid/builder.cpp
+++ b/pid/builder.cpp
@@ -67,7 +67,7 @@
             zoneConf->second.failsafepercent, mgr, modeControlBus,
             getControlPath(zi.first).c_str(), deferSignals);
 
-        std::cerr << "Zone Id: " << zone->getZoneId() << "\n";
+        std::cerr << "Zone Id: " << zone->getZoneID() << "\n";
 
         // For each PID create a Controller and a Sensor.
         for (const auto& pit : pidConfig)