[c++options] Parent account types must be included in the types list

Or the selection routine can't show the descendants you want.

gnucash/report/reports/standard/advanced-portfolio.scm

@@ -129,7 +129,7 @@ by preventing negative stock balances.<br/>")
       (filter gnc:account-is-stock?
               (gnc-account-get-descendants-sorted
                (gnc-get-current-root-account)))
-      (list ACCT-TYPE-STOCK))
+      (list ACCT-TYPE-ASSET ACCT-TYPE-STOCK ACCT-TYPE-MUTUAL))
 
     (gnc-register-simple-boolean-option options
       gnc:pagename-accounts optname-zero-shares "e"

gnucash/report/reports/standard/investment-lots.scm

@@ -147,7 +147,7 @@
       (filter gnc:account-is-stock?
               (gnc-account-get-descendants-sorted
                (gnc-get-current-root-account)))
-    (list ACCT-TYPE-STOCK ACCT-TYPE-MUTUAL))
+    (list ACCT-TYPE-ASSET ACCT-TYPE-STOCK ACCT-TYPE-MUTUAL))
 
     (gnc-register-simple-boolean-option options
         gnc:pagename-accounts

gnucash/report/reports/standard/portfolio.scm

@@ -65,7 +65,7 @@
       (gnc:filter-accountlist-type
        (list ACCT-TYPE-STOCK ACCT-TYPE-MUTUAL)
        (gnc-account-get-descendants-sorted (gnc-get-current-root-account)))
-      (list ACCT-TYPE-STOCK ACCT-TYPE-MUTUAL))
+      (list ACCT-TYPE-ASSET ACCT-TYPE-STOCK ACCT-TYPE-MUTUAL))
 
     (gnc-register-simple-boolean-option options
       gnc:pagename-accounts optname-zero-shares "e"