Add holes for hackfield, antenna legend, and correct enclosure hinges.

hardware/dscomm.net

@@ -1,7 +1,7 @@
 (export (version D)
   (design
     (source dscomm.sch)
-    (date "So 27 Dez 2020 01:50:11 CET")
+    (date "So 27 Dez 2020 11:52:12 CET")
     (tool "Eeschema 5.1.5+dfsg1-2build2")
     (sheet (number 1) (name /) (tstamps /)
       (title_block