[Chapel Merge] Update Python 3.6 job to not use start_test or chp

Branch: refs/heads/main
Revision: 28e16af
Author: lydia-duncan
Link: Update Python 3.6 job to not use start_test or chpldoc any more by lydia-duncan · Pull Request #20569 · chapel-lang/chapel · GitHub
Log Message:

Merge pull request #20569 from lydia-duncan/makePy36JobWork

Update Python 3.6 job to not use start_test or chpldoc any more
[reviewed by @ronawho]

Now that those tools are relying on python packages that have dropped support
for 3.6, this configuration is no longer expected to work with them. So have
it behave like the Python 3.5 job

Modified Files:
M util/cron/test-linux64-python36.bash

Compare: https://github.com/chapel-lang/chapel/compare/4a0d7644f5a0...28e16af9ccf3