Update references to mailing lists that have moved to Discourse.

GitOrigin-RevId: 520d29f38108e60bff3f10ffec9443745e3217c5
diff --git a/docs/SupportAndFAQ.rst b/docs/SupportAndFAQ.rst
index acb946c..212f668 100644
--- a/docs/SupportAndFAQ.rst
+++ b/docs/SupportAndFAQ.rst
@@ -1,7 +1,7 @@
 Support, Getting Involved, and FAQ
 ==================================
 
-Please do not hesitate to reach out to us via openmp-dev@lists.llvm.org or join
+Please do not hesitate to reach out to us on the `Discourse forums (Runtimes - OpenMP) <https://discourse.llvm.org/c/runtimes/openmp/35>`_ or join
 one of our :ref:`regular calls <calls>`. Some common questions are answered in
 the :ref:`faq`.
 
@@ -37,7 +37,7 @@
 .. note::
    The FAQ is a work in progress and most of the expected content is not
    yet available. While you can expect changes, we always welcome feedback and
-   additions. Please contact, e.g., through ``openmp-dev@lists.llvm.org``.
+   additions. Please post on the `Discourse forums (Runtimes - OpenMP) <https://discourse.llvm.org/c/runtimes/openmp/35>`__.
 
 
 Q: How to contribute a patch to the webpage or any other part?