CMake: Correct encoding of defines

Change-Id: I8c5049ce52d20137dc4233c09ab68aaa07df7fe7
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/cmakeprojectmanager/cmakeproject.cpp

@@ -1224,7 +1224,7 @@ void CMakeCbpParser::parseAdd()
             if (assignIndex != -1)
                 compilerOption[assignIndex] = ' ';
             m_defines.append("#define ");
-            m_defines.append(compilerOption.mid(macroNameIndex).toLatin1());
+            m_defines.append(compilerOption.mid(macroNameIndex).toUtf8());
             m_defines.append('\n');
         }
     }