Update Dask version to 2024.1.1

[dask-bot]

A new Dask version has been detected.

Updated Dockerfiles to use 2024.1.1.

[jrbourbeau]

Our Python 3.9 docker builds were failing (see this CI build) with this conda solve issue

#7 [2/4] RUN mamba install -y     "mamba>=0.27.0"     python=3.9     nomkl     cmake     dask=2024.1.1     cachey     streamz     && mamba clean -tipy     && find /opt/conda/ -type f,l -name '*.a' -delete     && find /opt/conda/ -type f,l -name '*.pyc' -delete     && find /opt/conda/ -type f,l -name '*.js.map' -delete     && find /opt/conda/lib/python*/site-packages/bokeh/server/static -type f,l -name '*.js' -not -name '*.min.js' -delete     && rm -rf /opt/conda/pkgs
#7 16.82 
#7 16.82 Looking for: ["mamba[version='>=0.27.0']", 'python=3.9', 'nomkl', 'cmake', 'dask=2024.1.1', 'cachey', 'streamz']
#7 16.82 
#7 16.82 Could not solve for environment specs
#7 16.82 The following packages are incompatible
#7 16.82 ├─ python 3.9**  is requested and can be installed;
#7 16.82 └─ truststore is not installable because it requires
#7 16.82    └─ python >=3.10  but there are no viable options
#7 16.82       ├─ python [3.10.0|3.10.1|...|3.12.1] conflicts with any installable versions previously reported;
#7 16.82       └─ python 3.12.0rc3 would require
#7 16.82          └─ _python_rc, which does not exist (perhaps a missing channel).
#7 ERROR: process "/bin/bash -c mamba install -y     \"mamba>=0.27.0\"     python=${PYTHON_VERSION}     nomkl     cmake     dask=${DASK_VERSION}     cachey     streamz     && mamba clean -tipy     && find /opt/conda/ -type f,l -name '*.a' -delete     && find /opt/conda/ -type f,l -name '*.pyc' -delete     && find /opt/conda/ -type f,l -name '*.js.map' -delete     && find /opt/conda/lib/python*/site-packages/bokeh/server/static -type f,l -name '*.js' -not -name '*.min.js' -delete     && rm -rf /opt/conda/pkgs" did not complete successfully: exit code: 1
------
 > [2/4] RUN mamba install -y     "mamba>=0.27.0"     python=3.9     nomkl     cmake     dask=2024.1.1     cachey     streamz     && mamba clean -tipy     && find /opt/conda/ -type f,l -name '*.a' -delete     && find /opt/conda/ -type f,l -name '*.pyc' -delete     && find /opt/conda/ -type f,l -name '*.js.map' -delete     && find /opt/conda/lib/python*/site-packages/bokeh/server/static -type f,l -name '*.js' -not -name '*.min.js' -delete     && rm -rf /opt/conda/pkgs:
16.82 Looking for: ["mamba[version='>=0.27.0']", 'python=3.9', 'nomkl', 'cmake', 'dask=2024.1.1', 'cachey', 'streamz']
16.82 
16.82 Could not solve for environment specs
16.82 The following packages are incompatible
16.82 ├─ python 3.9**  is requested and can be installed;
16.82 └─ truststore is not installable because it requires
16.82    └─ python >=3.10  but there are no viable options
16.82       ├─ python [3.10.0|3.10.1|...|3.12.1] conflicts with any installable versions previously reported;
16.82       └─ python 3.12.0rc3 would require
16.82          └─ _python_rc, which does not exist (perhaps a missing channel).

I was able to work around this by pinning to the second-to-latest condaforge/mambaforge, which seems like a reasonable fix. cc @jacobtomlinson for visibility