rename: default config name

Summary

• rename: default config name

Дефолтное имя: config.yaml -> picodata.yaml

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• Close #1159 (closed)
• Cherry-pick to: none
• Docs follow-up: docs#414 (closed)
• Changelog is updated

changed milestone to %25.1 - Datamart

added domain/config label

requested review from @e-ivkov

assigned to @kusancho

mentioned in issue docs#414 (closed)

changed the description

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• 89365e94...f82f3ced - 2 commits from branch master
• ef9dbab5 - rename: default config name

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marked the checklist item Changelog is updated as completed

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• ef9dbab5...e0210c73 - 5 commits from branch master
• edb5c0da - rename: default config name

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• edb5c0da...cfeb374a - 8 commits from branch master
• afa6e1d6 - rename: default config name

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added 4 commits

• afa6e1d6...0c99200b - 3 commits from branch master
• 17e43642 - rename: default config name

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added 2 commits

• b90f5f33 - 1 commit from branch master
• b1f3f7e0 - rename: default config name

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approved this merge request

added 13 commits

• b1f3f7e0...94c5755f - 12 commits from branch master
• 12d67a80 - rename: default config name

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enabled an automatic merge when the pipeline for 12d67a80 succeeds

aborted the automatic merge because target branch was updated

added 6 commits

• 12d67a80...43b6a935 - 5 commits from branch master
• 15437aa8 - rename: default config name

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enabled an automatic merge when the pipeline for 15437aa8 succeeds

aborted the automatic merge because target branch was updated