[HOTFIX] rename pushBack() to push_back() for i2c

Change-Id: I631ce4aa28b5194b986ef5c4b0070ee884ff7a4f
Signed-off-by: Monika Wenger <wenger@fortiss.org>
diff --git a/src/modules/i2c_dev/i2cprocessinterface.cpp b/src/modules/i2c_dev/i2cprocessinterface.cpp
index 11aae4d..0503aa2 100644
--- a/src/modules/i2c_dev/i2cprocessinterface.cpp
+++ b/src/modules/i2c_dev/i2cprocessinterface.cpp
@@ -141,7 +141,7 @@
   std::vector<std::string> retVal;
 
   while(std::getline(streamBuf, segment, '.')){ //Separate the PARAMS input by '.' for easier processing
-    retVal.pushBack(segment);
+    retVal.push_back(segment);
   }
   return retVal;
 }