Update SwiftSyntax. (pointfreeco#2884)

* Update SwiftSyntax.

* wip

* fix

* wip

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Co-authored-by: Stephen Celis <stephen@stephencelis.com>

Fixed a small typo on migration guide 1.9 (pointfreeco#2876)

Run swift-format

More fixes for @Reducer macro. (pointfreeco#2834)

* More fixes for @Reducer macro.

* wip

Fix macro compiler bug in release mode. (pointfreeco#2827)

* Fix macro compiler bug in release mode.

* few more tests

Run swift-format

Add TCAComposer to Companion libraries. (pointfreeco#2768)

Add visionOS CI (pointfreeco#2747)

* Add visionOS CI

* wip

* wip

Run swift-format

fix syntax error (pointfreeco#2731)