[pushed] wwwdocs: gcc-16: Use canonical spelling for "command-line option"

[Gerald Pfeifer]

Johann pointed this out to me.

Addressed thusly.

Gerald
---
 htdocs/gcc-16/changes.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/htdocs/gcc-16/changes.html b/htdocs/gcc-16/changes.html
index d604c8083..9d9128e1f 100644
--- a/htdocs/gcc-16/changes.html
+++ b/htdocs/gcc-16/changes.html
@@ -307,7 +307,7 @@ for general information.</p>
   <li>Improved experimental C++20 modules support:
     <ul>
       <li>
-        New command line option <code>--compile-std-module</code> that
+        New command-line option <code>--compile-std-module</code> that
         conveniently builds the <code>&lt;bits/stdc++.h&gt;</code> header unit
         and the <code>std</code> and <code>std.compat</code> modules before
         compiling any source files explicitly specified on the command line.
-- 
2.54.0