ARROW-11146: [CI] Remove test-conda-python-3.8-jpype build

[pachadotdev]

No description provided.

[github-actions]

Thanks for opening a pull request!

If this is not a minor PR. Could you open an issue for this pull request on JIRA? https://issues.apache.org/jira/browse/ARROW

Opening JIRAs ahead of time contributes to the Openness of the Apache Arrow project.

Then could you also rename pull request title in the following format?

ARROW-${JIRA_ID}: [${COMPONENT}] ${SUMMARY}

or

MINOR: [${COMPONENT}] ${SUMMARY}

See also:

• Other pull requests
• Contribution Guidelines - How to contribute patches

[github-actions]

https://issues.apache.org/jira/browse/ARROW-11146

[jonkeane]

@github-actions crossbow submit -g python

[github-actions]

Revision: 405c093

Submitted crossbow builds: ursacomputing/crossbow @ actions-397

Task	Status
test-conda-python-3.6
test-conda-python-3.6-pandas-0.23
test-conda-python-3.7
test-conda-python-3.7-dask-latest
test-conda-python-3.7-dask-master
test-conda-python-3.7-hdfs-2.9.2
test-conda-python-3.7-hdfs-3.2.1
test-conda-python-3.7-kartothek-latest
test-conda-python-3.7-kartothek-master
test-conda-python-3.7-pandas-0.24
test-conda-python-3.7-pandas-latest
test-conda-python-3.7-spark-branch-3.0
test-conda-python-3.7-turbodbc-latest
test-conda-python-3.7-turbodbc-master
test-conda-python-3.8
test-conda-python-3.8-hypothesis
test-conda-python-3.8-pandas-latest
test-conda-python-3.8-pandas-nightly
test-conda-python-3.8-spark-master
test-conda-python-3.9
test-conda-python-3.9-pandas-master
test-debian-10-python-3
test-fedora-33-python-3
test-ubuntu-18.04-python-3

[pachadotdev]

thanks Jon
for the next path like this I shall call
@ github - actions crossbow submit -g python