webadmin: fix typo on webpages (#1438)

Signed-off-by: CUI Hao <cuihao.leo@gmail.com>

templates/webadmin/defender.html

@@ -71,7 +71,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
                     <span aria-hidden="true">&times;</span>
                 </button>
             </div>
-            <div class="modal-body">Do you want to remoce the selected entry?</div>
+            <div class="modal-body">Do you want to remove the selected entry?</div>
             <div class="modal-footer">
                 <button class="btn btn-secondary" type="button" data-dismiss="modal">
                     Cancel

templates/webadmin/iplists.html

@@ -119,7 +119,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
                     <span aria-hidden="true">&times;</span>
                 </button>
             </div>
-            <div class="modal-body">Do you want to remoce the selected entry?</div>
+            <div class="modal-body">Do you want to remove the selected entry?</div>
             <div class="modal-footer">
                 <button class="btn btn-secondary" type="button" data-dismiss="modal">
                     Cancel