docs: remove migrated samples

[dizcology]

Already migrated: https://github.com/GoogleCloudPlatform/python-docs-samples/tree/main/video/transcoder

[snippet-bot]

Here is the summary of changes.

You are about to delete 18 region tags.

• samples/snippets/create_job_from_ad_hoc.py:23, tag transcoder_create_job_from_ad_hoc
• samples/snippets/create_job_from_preset.py:23, tag transcoder_create_job_from_preset
• samples/snippets/create_job_from_template.py:23, tag transcoder_create_job_from_template
• samples/snippets/create_job_template.py:23, tag transcoder_create_job_template
• samples/snippets/create_job_with_animated_overlay.py:23, tag transcoder_create_job_with_animated_overlay
• samples/snippets/create_job_with_concatenated_inputs.py:26, tag transcoder_create_job_with_concatenated_inputs
• samples/snippets/create_job_with_embedded_captions.py:24, tag transcoder_create_job_with_embedded_captions
• samples/snippets/create_job_with_periodic_images_spritesheet.py:23, tag transcoder_create_job_with_periodic_images_spritesheet
• samples/snippets/create_job_with_set_number_images_spritesheet.py:23, tag transcoder_create_job_with_set_number_images_spritesheet
• samples/snippets/create_job_with_standalone_captions.py:24, tag transcoder_create_job_with_standalone_captions
• samples/snippets/create_job_with_static_overlay.py:23, tag transcoder_create_job_with_static_overlay
• samples/snippets/delete_job.py:23, tag transcoder_delete_job
• samples/snippets/delete_job_template.py:23, tag transcoder_delete_job_template
• samples/snippets/get_job.py:23, tag transcoder_get_job
• samples/snippets/get_job_state.py:23, tag transcoder_get_job_state
• samples/snippets/get_job_template.py:23, tag transcoder_get_job_template
• samples/snippets/list_job_templates.py:23, tag transcoder_list_job_templates
• samples/snippets/list_jobs.py:23, tag transcoder_list_jobs

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[dizcology]

Merge only after documentation pages have been updated.

[dizcology]

cloud.google.com/transcoder/docs documentation pages had already been updated to use the migrated samples at https://github.com/GoogleCloudPlatform/python-docs-samples/tree/main/video/transcoder. Examples:

• https://cloud.google.com/transcoder/docs/how-to/jobs#create-job-from-preset-python
• https://cloud.google.com/transcoder/docs/samples/transcoder-create-job-with-animated-overlay?hl=en#transcoder_create_job_with_animated_overlay-python

This clean up PR is ready to be merged.