accounting: remove unused Account_getSourcePaymentList

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/Account_getSourcePaymentList.py

-account = context
-
-source_payment_set = {}
-
-for line in account.Account_getAccountingTransactionList() :
-   movement_path = line.current_transaction_line_path
-   movement = context.restrictedTraverse(movement_path)
-   source_payment_set[movement.getSourcePayment()] = 1
-#   if movement.getSourcePayment() is None : 
-#      context.log('Movement getSourcePayment None ', movement.getPath())
-return source_payment_set.keys()

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/Account_getSourcePaymentList.xml

-<?xml version="1.0"?>
-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
-    <pickle>
-      <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
-    </pickle>
-    <pickle>
-      <dictionary>
-        <item>
-            <key> <string>Script_magic</string> </key>
-            <value> <int>3</int> </value>
-        </item>
-        <item>
-            <key> <string>_bind_names</string> </key>
-            <value>
-              <object>
-                <klass>
-                  <global name="NameAssignments" module="Shared.DC.Scripts.Bindings"/>
-                </klass>
-                <tuple/>
-                <state>
-                  <dictionary>
-                    <item>
-                        <key> <string>_asgns</string> </key>
-                        <value>
-                          <dictionary>
-                            <item>
-                                <key> <string>name_container</string> </key>
-                                <value> <string>container</string> </value>
-                            </item>
-                            <item>
-                                <key> <string>name_context</string> </key>
-                                <value> <string>context</string> </value>
-                            </item>
-                            <item>
-                                <key> <string>name_m_self</string> </key>
-                                <value> <string>script</string> </value>
-                            </item>
-                            <item>
-                                <key> <string>name_subpath</string> </key>
-                                <value> <string>traverse_subpath</string> </value>
-                            </item>
-                          </dictionary>
-                        </value>
-                    </item>
-                  </dictionary>
-                </state>
-              </object>
-            </value>
-        </item>
-        <item>
-            <key> <string>_params</string> </key>
-            <value> <string></string> </value>
-        </item>
-        <item>
-            <key> <string>id</string> </key>
-            <value> <string>Account_getSourcePaymentList</string> </value>
-        </item>
-      </dictionary>
-    </pickle>
-  </record>
-</ZopeData>