Python - S3: Object lock workflow

[ford-at-aws]

This pull request adds an example for a object locking workflow in Python.

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By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[meyertst-aws]

The workflow does not delete the buckets, which seems to be a requirement.
And it says cleanup is "successful" but also logs errors, which is confusing.

2024-07-12 09:52:12 [INFO] Cleanup completed successfully!

Summary of Cleanup Actions:
+------------------------------------------------+-----------+----------------------------------+---------------+---------+
| Bucket | Object | Version ID | Action | Status |
+------------------------------------------------+-----------+----------------------------------+---------------+---------+
| py-object-locking-no-lock-626 | file0.txt | null | Delete Object | Success |
| py-object-locking-no-lock-626 | file1.txt | null | Delete Object | Success |
| py-object-locking-no-lock-626 | - | - | Delete Bucket | Success |
| py-object-locking-lock-enabled-626 | file0.txt | VirfSajtC_cthWrAl9nTJaXWF00xV9oo | Delete Object | Success |
| py-object-locking-lock-enabled-626 | file1.txt | bpP1Kp_DcaduJ9U3DqMG3uujj_965Ubu | Delete Object | Success |
| py-object-locking-retention-after-creation-626 | file0.txt | x136CNeOY3leLClJVGK3DNJd_4lArOgh | Delete Object | Success |
| py-object-locking-retention-after-creation-626 | file1.txt | iKd2mkIiq1DyBtmylp1OAh1Vts46eiLZ | Delete Object | Success |
+------------------------------------------------+-----------+----------------------------------+---------------+---------+

Errors Encountered During Cleanup:
+------------------------------------------------+--------+------------+---------------+--------------------------------------------------------------------+
| Bucket | Object | Version ID | Action | Error |
+------------------------------------------------+--------+------------+---------------+--------------------------------------------------------------------+
| py-object-locking-lock-enabled-626 | - | - | Delete Bucket | Unable to disable object lock configuration after bucket creation. |
| py-object-locking-retention-after-creation-626 | - | - | Delete Bucket | Unable to disable object lock configuration after bucket creation. |

[meyertst-aws]

I do not see tests for workflow.