P-code BINFMT: Add logic to pass information from the binfmt logic to the P-code interpreter. This includes some extension to the binfmt interfaces.

Documentation/NuttXBinfmt.html

@@ -289,7 +289,7 @@ On failure, it returns -1 (<code>ERROR</code>) with <code>errno</code> set appro
 <p><b>Function Prototype:</b></p>
 <ul><pre>
 #include &lt:nuttx/binfmt/binfmt.h&gt;
-int unload_module(FAR const struct binary_s *bin);
+int unload_module(FAR struct binary_s *bin);
 </pre></ul>
 <p><b>Description:</b></p>
 <ul>

Documentation/NuttXNxFlat.html

@@ -655,7 +655,7 @@ cat ../syscall/syscall.csv ../libc/lib.csv | sort >tmp.csv
 </p>
 </ul>
 
-<p><b><code>int unload_module(FAR const struct binary_s *bin)</code></b>
+<p><b><code>int unload_module(FAR struct binary_s *bin)</code></b>
 <ul>
 <p><b>Description:</b>
   Unload a (non-executing) module from memory.  If the module has