MyPy 1.7.0 typing errors

[f-schnabel]

Describe the bug
When running runtests.sh --mypy there are some errors and deprecations that are issued.
The reason is probably the newly released mypy 1.7.0.

Warning: --strict-concatenate is deprecated; use --extra-checks instead
monai\transforms\io\array.py:272:28: error: Value of type Never is not indexable  [index]
monai\metrics\utils.py:396:22: error: Incompatible types in assignment (expression has type "Tuple[Any, ...]", variable has type "List[Any]")  [assignment]
monai\apps\deepgrow\interaction.py:85:37: error: "Sequence[Callable[..., Any]]" not callable  [operator]
monai\apps\auto3dseg\data_analyzer.py:15:1: error: Module "multiprocessing.context" has no attribute "ForkServerContext"  [attr-defined]
Found 5 errors in 5 files (checked 1109 source files)

To Reproduce
Run runtests.sh --mypy

Expected behavior
No errors/issues found.

Screenshots
If applicable, add screenshots to help explain your problem.

Environment`

================================
Printing MONAI config...
================================
MONAI version: 1.3.0+25.gfec7cf17
Numpy version: 1.24.4
Pytorch version: 2.1.0+cpu
MONAI flags: HAS_EXT = False, USE_COMPILED = False, USE_META_DICT = False
MONAI rev id: fec7cf176740efcd3edb6ced6f18bbbc3b775852
MONAI __file__: E:\Programming\open-source\MONAI\monai\__init__.py

Optional dependencies:
Pytorch Ignite version: 0.4.11
ITK version: 5.3.0
Nibabel version: 5.1.0
scikit-image version: 0.21.0
scipy version: 1.10.1
Pillow version: 10.0.1
Tensorboard version: 2.14.0
gdown version: 4.7.1
TorchVision version: 0.16.0+cpu
tqdm version: 4.66.1
lmdb version: 1.4.1
psutil version: 5.9.6
pandas version: 2.0.3
einops version: 0.7.0
transformers version: 4.21.3
mlflow version: 2.8.0
pynrrd version: 1.0.0
clearml version: 1.13.2

For details about installing the optional dependencies, please visit:
    https://docs.monai.io/en/latest/installation.html#installing-the-recommended-dependencies


================================
Printing system config...
================================
System: Windows
Win32 version: ('10', '10.0.19041', 'SP0', 'Multiprocessor Free')
Win32 edition: Core
Platform: Windows-10-10.0.19041-SP0
Processor: Intel64 Family 6 Model 94 Stepping 3, GenuineIntel
Machine: AMD64
Python version: 3.8.6
Process name: python.exe
Command: ['C:\\Users\\fschn\\AppData\\Local\\Programs\\Python\\Python38\\python.exe', '-c', 'import monai; monai.config.print_debug_info()']
Open files: [popenfile(path='C:\\Windows\\System32\\en-US\\kernel32.dll.mui', fd=-1), popenfile(path='C:\\Program Files\\WindowsApps\\Microsoft.LanguageExperiencePacken-GB_19041.52.174.0_neutral__8wekyb
3d8bbwe\\Windows\\System32\\en-GB\\tzres.dll.mui', fd=-1), popenfile(path='C:\\Windows\\System32\\en-US\\KernelBase.dll.mui', fd=-1)]
Num physical CPUs: 4
Num logical CPUs: 8
Num usable CPUs: 8
CPU usage (%): [36.5, 11.6, 17.4, 8.1, 16.8, 18.6, 22.2, 30.3]
CPU freq. (MHz): 4001
Load avg. in last 1, 5, 15 mins (%): [0.0, 0.0, 0.0]
Disk usage (%): 7.2
Avg. sensor temp. (Celsius): UNKNOWN for given OS
Total physical memory (GB): 31.9
Available memory (GB): 17.4
Used memory (GB): 14.5

================================
Printing GPU config...
================================
Num GPUs: 0
Has CUDA: False
cuDNN enabled: False
NVIDIA_TF32_OVERRIDE: None
TORCH_ALLOW_TF32_CUBLAS_OVERRIDE: None

Additional context
I would like to contribute the fixes myself.