Revert "Acquire subordination from parent Computer."

This reverts commit c76f571e.

bt5/erp5_base/CategoryTemplateItem/portal_categories/subordination.xml

@@ -31,9 +31,7 @@
         <item>
             <key> <string>acquisition_base_category</string> </key>
             <value>
-              <tuple>
-                <string>parent</string>
-              </tuple>
+              <tuple/>
             </value>
         </item>
         <item>
@@ -54,7 +52,7 @@
         </item>
         <item>
             <key> <string>acquisition_portal_type</string> </key>
-            <value> <string>python: [\'Career\', \'Computer\']</string> </value>
+            <value> <string>python: [\'Career\', ]</string> </value>
         </item>
         <item>
             <key> <string>acquisition_sync_value</string> </key>
@@ -80,9 +78,7 @@
         </item>
         <item>
             <key> <string>description</string> </key>
-            <value>
-              <none/>
-            </value>
+            <value> <string></string> </value>
         </item>
         <item>
             <key> <string>fallback_base_category</string> </key>