Merge branch 'evergreen-known-issues' into 'master'

Update Evergreen known issues

See merge request Librem5/librem5-user-docs-common!36

Known_Issues.rst

@@ -12,3 +12,4 @@ See the :ref:`librem_5_troubleshooting` page for additional guidance on how to d
    Known_Issues/Birch
    Known_Issues/Chestnut
    Known_Issues/Dogwood
+   Known_Issues/Evergreen

Known_Issues/Evergreen.rst

+.. include:: ../defs.txt
+
+.. _librem_5_known_issues_evergreen:
+
+Evergreen
+=========
+
+This page contains the known issues for the Evergreen shipment of phones as supplied to users.
+
+ * The Librem 5 is incompatible with certain phone dock devices that rely on USB-C connections.
+ * Both front and rear cameras are not supported by the software shipped with the phone. Development of software to enable use of the cameras is ongoing.