docs: Fix broken link in the HACKING page

The link to the page "how to get your code into an open source
project" has been fixed.
Signed-off-by: NMichele Paolino <m.paolino@virtualopensystems.com>
Signed-off-by: NMartin Kletzander <mkletzan@redhat.com>

HACKING

@@ -221,7 +221,7 @@ feature or changing the output of a program.
 
 There is more on this subject, including lots of links to background reading
 on the subject, on Richard Jones' guide to working with open source projects
-<http://et.redhat.com/~rjones/how-to-supply-code-to-open-source-projects/>.
+<http://people.redhat.com/rjones/how-to-supply-code-to-open-source-projects/>.
 
 
 Code indentation

docs/hacking.html.in

@@ -260,7 +260,7 @@
     <p>
       There is more on this subject, including lots of links to background
       reading on the subject, on
-      <a href="http://et.redhat.com/~rjones/how-to-supply-code-to-open-source-projects/">
+      <a href="http://people.redhat.com/rjones/how-to-supply-code-to-open-source-projects/">
         Richard Jones' guide to working with open source projects</a>.
     </p>