[PATCH][wwwdocs] GCC 10: Document RISC-V target's requirement for binutils 2.30

[Maciej W. Rozycki via Gcc-patches]

Match GCC commit bfe78b08471f ("RISC-V: Using fmv.x.w/fmv.w.x rather 
than fmv.x.s/fmv.s.x") and commit 879bc686a0aa ("doc: RISC-V: Update 
binutils requirement to 2.30").
---
Hi,

 OK to apply?

  Maciej
---
 htdocs/gcc-10/changes.html | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/htdocs/gcc-10/changes.html b/htdocs/gcc-10/changes.html
index 3d8e0ba9..809bbb4d 100644
--- a/htdocs/gcc-10/changes.html
+++ b/htdocs/gcc-10/changes.html
@@ -725,7 +725,13 @@ a work-in-progress.</p>
   </li>
 </ul>
 
-<!-- <h3 id="riscv">RISC-V</h3> -->
+<h3 id="riscv">RISC-V</h3>
+<ul>
+  <li>
+    The <code>riscv*-*-*</code> targets now require GNU binutils version 2.30
+    or later, to support new assembly instructions produced by GCC.
+  </li>
+</ul>
 
 <!-- <h3 id="rx">RX</h3> -->