Fix evaluation in HoVerNet tutorial

[KumoLiu]

Part of #5774.

Description

Add EnsureChannelFirstd
Update to argmax

Checks

• Notebook runs automatically ./runner [-p <regex_pattern>]

[mingxin-zheng]

Hi @KumoLiu , the file lacks the licensing info. Can you add the following to the top of the script? Thanks!

# Copyright (c) MONAI Consortium
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#     http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

[KumoLiu]

Hi @KumoLiu , the file lacks the licensing info. Can you add the following to the top of the script? Thanks!

Hi @mingxin-zheng, have added it, thanks!

[mingxin-zheng]

Thanks @KumoLiu !