Fixed the deparsing of an empty array that contains empty expressions…

…, under -O1.

The following code failed to compile correcly:

	sidef -O1 -E 'assert_eq([(), (), ()], [])'

lib/Sidef/Deparse/Perl.pm

@@ -504,7 +504,7 @@ HEADER
  sub _dump_array {
  my ($self, $ref, $array) = @_;
  $self->load_mod($ref);
- 'bless([' . join(',', map { $self->deparse_expr(ref($_) eq 'HASH' ? $_ : {self => $_}) } @{$array}) . "], '${ref}')";
+ 'bless([' . join(',', grep { $_ ne '' } map { $self->deparse_expr(ref($_) eq 'HASH' ? $_ : {self => $_}) } @{$array}) . "], '${ref}')";
  }
 
  sub _dump_indices {