Fill gaps in Upgrading to CSLA 11 doc and release notes #4953

The CSLA 11 upgrade doc and release notes are missing changes from recently merged main-only PRs:

docs/Upgrading to CSLA 11.md

• Call data portal operation methods explicitly via bundled source generators #4925: bundled source generators. Covers removing the retired Csla.Generator.AutoImplementProperties.CSharp package (CSLABUILD001), the attributes moving into Csla.dll, the new CSLA0024 (partial) and CSLA0025 warnings, and generated operation dispatch.
• Support truly async per-type authorization rules in IsSavable #4948 / AuthorizationRuleAsync crash on ViewModelBase #4707: async authorization rules in view models and IsSavable (busy state, Save while a check is pending, HasPermission with a still-running async rule).
• Target .NET 10 and 11; remove .NET 8 and 9 #4922: Csla.Maui on net11.0-android requires API level 24.

releasenotes.md

• Add entries for AuthorizationRuleAsync crash on ViewModelBase #4707, IsSavable does not support truly async per-type authorization rules #4947 (Support truly async per-type authorization rules in IsSavable #4948) and Implement a transaction factory service #4780 (Add ITransactionScopeFactory and resolve transaction defaults at runtime #4949).
• Add the missing PR link (Enforce AllowNew and AllowRemove on editable lists #4945) to the Collection modification allowed when AllowNew and/or AllowNew are false #4848 entry.