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/include/ipmid/utils.hpp b/include/ipmid/utils.hpp
index 20f9847..1e2005f 100644
--- a/include/ipmid/utils.hpp
+++ b/include/ipmid/utils.hpp
@@ -457,11 +457,11 @@
 
 /** @brief Perform the low-level i2c bus write-read.
  *  @param[in] i2cBus - i2c bus device node name, such as /dev/i2c-2.
- *  @param[in] slaveAddr - i2c device slave address.
+ *  @param[in] targetAddr - i2c device target address.
  *  @param[in] writeData - The data written to i2c device.
  *  @param[out] readBuf - Data read from the i2c device.
  */
-ipmi::Cc i2cWriteRead(std::string i2cBus, const uint8_t slaveAddr,
+ipmi::Cc i2cWriteRead(std::string i2cBus, const uint8_t targetAddr,
                       std::vector<uint8_t> writeData,
                       std::vector<uint8_t>& readBuf);
 } // namespace ipmi