[dcl.type.cv] Remove paragraph break inside intra-paragraph example

Author: tkoeppe

source/declarations.tex

@@ -1181,7 +1181,6 @@
 can be modified, any attempt to modify a \tcode{const} object during its
 lifetime~(\ref{basic.life}) results in undefined behavior.
 \begin{example}
-
 \begin{codeblock}
 const int ci = 3;               // cv-qualified (initialized as required)
 ci = 4;                         // ill-formed: attempt to modify \tcode{const}
@@ -1199,10 +1198,7 @@
 int* iq = const_cast<int*>(ciq);        // cast required
 *iq = 4;                                // undefined: modifies a \tcode{const} object
 \end{codeblock}
-
-\pnum
-For another example
-
+For another example,
 \begin{codeblock}
 struct X {
   mutable int i;