enable actions outside of experiments

[DanielMSchmidt]

This PR removes the feature flags around Terraform Actions.

The implementation of actions happened in these PRs:

• initial actions addrs #37003
• Add actions to provider interface #37006
• Decode action blocks and action_triggers inside resource blocks. #37030
• Add UI Hooks for actions #37287
• feat: update Actions parsing with current syntax #37313
• actions: implement expansion and planning actions #37316
• Actions in plan/changes #37320
• Add planned actions to planfile #37339
• actions: add more test cases to ensure destroying is no issue #37340
• Add ValidateActionConfig to provider interface, protocol & internal implementations #37345
• Add actions to the apply graph #37349
• feat(actions): extend action validation inside configs package #37355
• Actions: fix panic if used in modules #37375
• Display action invocations in the plan #37378
• Handle provider field in actions #37390
• add more tests for failing actions #37391
• add context to action error messages #37392
• actions: add client capabilities across the board #37399
• actions: add number of action invocations to change summary #37400
• actions: add tests for circular dependencies #37401
• add actions to the planfile config #37403
• Actions: move planning and applying in separate nodes #37444
• actions: improve error messages and reenable error related tests #37457
• fix: move parsing action reference expressions into terraform #37458
• add more test cases for invoking actions during apply #37460
• Actions: handle providers deferring actions #37465
• add SRO message for planned action invocation #37467
• support sensitive values in action configuration #37481
• Actions: add trigger event to JSON hooks #37482
• Support conditions in action triggers #37485
• [TF-28590] Actions: Add support for write-only attributes #37491
• actions: make action address targetable #37499
• include experimental schemas for displaying the plan #37511
• actions: add invoke flag for plan and apply commands #37512
• Action Validate Graph #37514
• actions: add test cases including blocks #37520
• actions: add invoke nodes to the graph #37521
• actions: remove future action types #37524
• support partial expansion in actions #37525
• actions: update JSON output to include invoked actions #37527
• actions: detect cycle when before actions refer to the triggering resource #37528
• removing references to linked and lifecycle actions #37533
• actions: render invoked actions #37540
• actions: allow skipping refresh when invoking actions #37541
• actions: ensure splat operations are invalid #37545
• test fix: sort DeferredActionInvocations before making assertions #37547
• actions: add number of invoked actions to plan summary #37548
• fix race condition in deferred action test case #37549
• actions: validate that action referenced in action_trigger exists in config during transform #37559
• plan multiple actions invocations if multiple events are triggered in the same action trigger #37581
• remove destroy_ events from list #37586
• actions: connect invoke flag with TFC #37544
• actions: fix cycle when multiple actions are triggered across multiple events #37591

Thank you @mildwonkey, @liamcervante, @jbardin, and @matejrisek for your hard work and dedication on this project 🚀

Target Release

1.14.x

Rollback Plan

• If a change needs to be reverted, we will roll out an update to the code within 7 days.

Changes to Security Controls

Are there any changes to security controls (access controls, encryption, logging) in this pull request? If so, explain.

CHANGELOG entry

• This change is user-facing and I added a changelog entry.
• This change is not user-facing.