These iterators are already assigned with the same value a few lines above.

Change-Id: I4051db7599824cf407af9ec91ef8f6633467ea36
Signed-off-by: jailletc36 <christophe.jaillet@wanadoo.fr>
Reviewed-on: https://gerrit.libreoffice.org/938Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>