Fix remaining uses of \Cpp macro (#1366)

I believe this patch catches the last two places in the current
draft that should be using a variant of the \Cpp macros to
better render the 'C++' string.

Author: Alisdair Meredith

source/compatibility.tex

@@ -1500,7 +1500,7 @@
 
 \begin{codeblock}
 #define F(a) b ## a
-int b0p = F(0p+0);  // ill-formed; equivalent to ``\tcode{int b0p = b0p + 0;}\!'' in C++ 2014
+int b0p = F(0p+0);  // ill-formed; equivalent to ``\tcode{int b0p = b0p + 0;}\!'' in \CppXIV
 \end{codeblock}
 
 \rSec2[diff.cpp14.expr]{Clause \ref{expr}: expressions}

source/utilities.tex

@@ -5305,7 +5305,7 @@
 \rSec1[any]{Storage for any type}
 
 \pnum
-This section describes components that C++ programs may use to perform operations on objects of a discriminated type.
+This section describes components that \Cpp programs may use to perform operations on objects of a discriminated type.
 
 \pnum
 \begin{note}