Odoo Release Updates

[FIX] sign: perform check before comparing types

[FIX] sign: stop cancelling fully signed documents

[IMP] sign: mail alias should throw error

[FIX] sign: resolve access error for shared custom fields in templates

[IMP] *: replace `@api.onchange` with `@api.depends` for non-stored computed fields

[IMP] sign: portal view improvements

[FIX] sign: handle base64 strings in pdf validation

[IMP] sign: align signature buttons in activity popover

[REF] sign: move signature request logic to Activity model

[IMP] sign: allow viewing canceled signature requests in portal

[FIX] sign: Restore sign Item placeholder initialization

[FIX] sign: sync PDF viewer theme with Odoo color scheme

[FIX] sign: Align sign now wizard with send request

[FIX] sign: signing dialog

[FIX] sign: remove undeterministicTour key

[FIX] sign: prevent crash when retrieving signature frame

[FIX] sign: fetch custom field view ID directly

[REF] web: add this. in rendering context

[REF] *: migrate type="base64" to "bytes"

[FIX] sign: improve multi-select scaling and dragging behavior

[FIX] sign: prevent multiple resize listeners on item reposition

[REF] web: add this. in rendering context

[FIX] sign: enforce email notifications for signature requests

[FIX] account_reports,sign: fix props validation schema

[FIX] sign: simplify tour by removing useless steps

[FIX] sign: unlink activities on cancel and prevent double-delete error

[FIX] sign: view uid warning and date icon missing

[FIX] sign: prevent text fields from rendering as checkboxes on flatten

[REF] sign: extract PDF field value parsing logic

[REF] mail_*: run owl3 rendering context migration script