update 2024/howe HTML files

Ran `make quick_entry_index quick_other_html` to perform the above

2024/howe/prog.html

@@ -498,7 +498,7 @@ CTRL+C Quit.</p>
 <ul>
 <li><p>Has UTF-8 support.</p>
 <ul>
-<li>Loads UTF-8 files as-is and internally remains UTF-8 (not converteed to <code>wchar_t</code>).</li>
+<li>Loads UTF-8 files as-is and internally remains UTF-8 (not converted to <code>wchar_t</code>).</li>
 <li>UTF-8 input will likely require an intl. keyboard or enabling <a href="https://en.wikipedia.org/wiki/QWERTY#US-International">US Intl. dead-key keyboard</a> support. See also <a href="https://en.wikipedia.org/wiki/Unicode_input">Unicode Input</a>.</li>
 </ul></li>
 <li><p>The display of long physical lines that are larger than the terminal screen is untested, so considered undefined.</p></li>