Bug 26580: Remove unused C4::Acquisition::DelBasket function

Bug 26577 removed the only use of it.

To test:
1. Apply this patch
2. Run:
   $ git grep DelBasket
=> SUCCESS: Only finds references to DelBasketGroup
3. Sign off :-D

Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>

C4/Acquisition.pm

@@ -53,7 +53,7 @@ BEGIN {
     require Exporter;
     @ISA    = qw(Exporter);
     @EXPORT = qw(
-        &GetBasket &NewBasket &CloseBasket &ReopenBasket &DelBasket &ModBasket
+        &GetBasket &NewBasket &CloseBasket &ReopenBasket &ModBasket
         &GetBasketAsCSV &GetBasketGroupAsCSV
         &GetBasketsByBookseller &GetBasketsByBasketgroup
         &GetBasketsInfosByBookseller
@@ -486,32 +486,6 @@ sub ReOpenBasketgroup {
 
 #------------------------------------------------------------#
 
-
-=head3 DelBasket
-
-  &DelBasket($basketno);
-
-Deletes the basket that has basketno field $basketno in the aqbasket table.
-
-=over
-
-=item C<$basketno> is the primary key of the basket in the aqbasket table.
-
-=back
-
-=cut
-
-sub DelBasket {
-    my ( $basketno ) = @_;
-    my $query = "DELETE FROM aqbasket WHERE basketno=?";
-    my $dbh = C4::Context->dbh;
-    my $sth = $dbh->prepare($query);
-    $sth->execute($basketno);
-    return;
-}
-
-#------------------------------------------------------------#
-
 =head3 ModBasket
 
   &ModBasket($basketinfo);