Mute Sampling: [] stdout when calling get_channel_contributions_forward_pass_grid

[PabloRoque]

Mutes repetitive Sampling: [] message displayed when calling plot_channel_contributions_grid

Description

• Adds disable_logger_stdout flag, an Optional[bool], to channel_contributions_forward_pass.
• When True, it disables the pymc.sampling.forward logger propagation [as suggested here]
• In essence we are muting stdout from this logger.info message

Related Issue

• Closes Remove "Sampling: []" with plot_channel_contributions_grid method #896
• Related to #

Checklist

• Checked that the pre-commit linting/style checks pass
• Included tests that prove the fix is effective or that the new feature works
• Added necessary documentation (docstrings and/or example notebooks)
• If you are a pro: each commit corresponds to a relevant logical change

Modules affected

• MMM
• CLV

Type of change

• New feature / enhancement
• Bug fix
• Documentation
• Maintenance
• Other (please specify):

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📚 Documentation preview 📚: https://pymc-marketing--1043.org.readthedocs.build/en/1043/

[juanitorduz]

Great! thanks for looking into this!