Update terminology used within repo

Update the terms to more inclusive language. This change if only for
variables used in the repo.

Change-Id: I5151c9c2efab707b5dbc707e55333a3cb8c4e32b
Signed-off-by: Matt Simmering <matthew.simmering@intel.com>
diff --git a/sensorhandler.cpp b/sensorhandler.cpp
index 1483456..ad7286b 100644
--- a/sensorhandler.cpp
+++ b/sensorhandler.cpp
@@ -24,7 +24,7 @@
 
 static constexpr uint8_t fruInventoryDevice = 0x10;
 static constexpr uint8_t IPMIFruInventory = 0x02;
-static constexpr uint8_t BMCSlaveAddress = 0x20;
+static constexpr uint8_t BMCTargetAddress = 0x20;
 
 extern int updateSensorRecordFromSSRAESC(const void*);
 extern sd_bus* bus;
@@ -1150,7 +1150,7 @@
     /* Key */
     record.key.fruID = fruID;
     record.key.accessLun |= IPMI_LOGICAL_FRU;
-    record.key.deviceAddress = BMCSlaveAddress;
+    record.key.deviceAddress = BMCTargetAddress;
 
     /* Body */
     record.body.entityID = fru->second[0].entityID;