Migration to version 12.0

[OCA-git-bot]

Todo

https://github.com/OCA/maintainer-tools/wiki/Migration-to-version-12.0

Modules to migrate

• [ ] document_page_environment_manual - By @cubells - #504
• [x] document_page_environmental_aspect - By @max3903 - #526
• [x] document_page_procedure - @i-vyshnevska #250
• [x] document_page_quality_manual - By @i-vyshnevska - #253
• [x] document_page_work_instruction - @i-vyshnevska #248
• [x] mgmtsystem - By @simahawk - #244
• [x] mgmtsystem_action - By @simahawk - #245
• [x] mgmgsystem_audit - By @ernestotejeda - #257
• [ ] mgmtsystem_environment - By @cubells - #505
• [x] mgmtsystem_hazard - By @ernestotejeda - #258
• [x] mgmtsystem_manual - By @gurneyalex #246
• [x] mgmtsystem_nonconformity - By @gurneyalex #247
• [x] mgmtsystem_review - @jcoux #251
• [x] mgmtsystem_survey - @jcoux #249
• [ ] mgmtsystem_quality