Bump joblib from 0.16.0 to 1.2.0 in /TensorFlow2/Segmentation/nnUNet

Bumps [joblib](https://github.com/joblib/joblib) from 0.16.0 to 1.2.0.
- [Release notes](https://github.com/joblib/joblib/releases)
- [Changelog](https://github.com/joblib/joblib/blob/master/CHANGES.rst)
- [Commits](https://github.com/joblib/joblib/compare/0.16.0...1.2.0)

---
updated-dependencies:
- dependency-name: joblib
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

TensorFlow2/Segmentation/nnUNet/requirements.txt

@@ -1,7 +1,7 @@
 git+https://github.com/NVIDIA/dllogger
 git+https://github.com/NVIDIA/mlperf-common.git
 nibabel==3.1.1
-joblib==0.16.0
+joblib==1.2.0
 scikit-learn==0.23.2
 pynvml==8.0.4
 fsspec==0.8.0