Odoo Release Updates

[IMP] account_avatax, *: simplify product variant management

[IMP] test_lint{,_enterprise}, *: Index `Many2one` fields in `related` fields

[IMP] mrp_(plm/workorder),website_sale(_stock)_renting: ministock

[IMP] mrp_plm: replace o2m by a report

[IMP] mrp_{workorder, plm, workorder_plm},*: resolve component ambiguity

[FIX] mrp_*: enable showSeconds

[REF] mrp_workorder,*: run rendering context migration script

[REF] mrp_workorder,*: run rendering context migration script

[REF] *: Run script to replace t-esc by t-out

[FIX] mrp_*: adapt to new float_time widget

[IMP] core: random serial for testing

[IMP] helpdesk,hr_payroll,mrp_plm,quality: add priority field

[REF] *: remove `uom.uom.rounding` field

[REM] mrp_plm: remove obsolete ECO types

[IMP] mrp_plm: ux improvements

[ADD] *: add apps icons

[IMP] mail,*: remove MailThreadCC

[IMP] uom: rename logistic fields

[IMP] web: edit_tags_list

[FIX] mrp_plm: invalid origin_attachment_id

[CLN] *: manifests

[FIX] *: automaticaly set legacy at_install

[IMP] base,all: remove deprecated 't-esc' ir.qweb directive

[FIX] mrp_plm: compute quantity changes using UoM digits