[PATCH htdocs] faq: update cross-compiler entry

The crossgcc site hasn't been hosted on sthoward.com in decades.
It moved to a diff site long ago, but even that stopped working
a while ago.  Send people to the crosstool-ng project as that is
the current standard in this space (and has been for quite a while
too).
---
 faq.html | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/faq.html b/faq.html
index 0aabe168bed1..79e027d62bb9 100644
--- a/faq.html
+++ b/faq.html
@@ -43,7 +43,8 @@ make all-target-newlib.
 <p>
 <a name="q3"></a>
 <li>I want to have newlib built with gcc and other components from the net.  How do I do this?
-<p>For cross-compilation info, check out <a href=http://www.sthoward.com/CrossGCC/>the crossgcc faq</a>.  When setting up a unified source directory, remember
+<p>For cross-compilation info, check out <a href="https://crosstool-ng.github.io/">the crosstool-NG project</a>.
+When setting up a unified source directory, remember
 that the newlib subdirectory should be a sibling to gcc, binutils, etc..  All
 of these net projects share a top-level directory so you only want to copy or
 link the tools/libraries subdirectories specifically.  For example, the newlib
-- 
2.43.0