Merge branch 'known-working-usb-hub' into 'master'

Add a known working USB hub to the devkit USB host howto

See merge request Librem5/developer.puri.sm!129

Development_Environment/Boards/HowTo.rst

@@ -60,4 +60,8 @@ before following these steps.
  4. Plug in USB devices and they should appear in the output of the ``dmesg``
     and ``lsusb`` tools.
 
+The `J5 Create JCA374 <J5 Create JCA374_>`_ USB Type-C Multi-Adapter
+is known to work as a hub and power the board using USB Power
+Delivery.
+
 .. include:: /links.rst

links.rst

@@ -130,3 +130,5 @@
 .. _`RS9116 (WifiBTCard)`: http://www.redpinesignals.com/pdfs/RS9116_Connectivity_Product_Brief.pdf
 .. _`SIM7100 (ModemCard)`: https://cloud.puri.sm/s/iSg345Zb5Fyd354
 .. _`EmCraft I.MX8M SoM`: https://emcraft.com/component/jdownloads/view.download/153/1141
+
+.. _`J5 Create JCA374`: https://en.j5create.com/collections/type-c/products/jca374