Prepare Release v5.3.4 using 'release-plan'

Author: github-actions[bot]

.release-plan.json

@@ -2,8 +2,8 @@
   "solution": {
     "ember-sortable": {
       "impact": "patch",
-      "oldVersion": "5.3.2",
-      "newVersion": "5.3.3",
+      "oldVersion": "5.3.3",
+      "newVersion": "5.3.4",
       "tagName": "latest",
       "constraints": [
         {
@@ -14,5 +14,5 @@
       "pkgJSONPath": "./addon/package.json"
     }
   },
-  "description": "## Release (2025-08-13)\n\n* ember-sortable 5.3.3 (patch)\n\n#### :bug: Bug Fix\n* `ember-sortable`\n  * [#638](https://github.com/adopted-ember-addons/ember-sortable/pull/638) Remove virtual dependencies from dependencies list ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n  * [#636](https://github.com/adopted-ember-addons/ember-sortable/pull/636) Use native `Promise` instead from `rsvp` ([@mkszepp](https://github.com/mkszepp))\n\n#### Committers: 2\n- Markus Sanin ([@mkszepp](https://github.com/mkszepp))\n- [@NullVoxPopuli](https://github.com/NullVoxPopuli)\n"
+  "description": "## Release (2026-06-09)\n\n* ember-sortable 5.3.4 (patch)\n\n#### :bug: Bug Fix\n* `ember-sortable`\n  * [#672](https://github.com/adopted-ember-addons/ember-sortable/pull/672) Remove @embroider/macros ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n  * [#655](https://github.com/adopted-ember-addons/ember-sortable/pull/655) Drag start: be defensive around sortableGroup.prepare() ([@tniezurawski](https://github.com/tniezurawski))\n\n#### :house: Internal\n* [#673](https://github.com/adopted-ember-addons/ember-sortable/pull/673) update release-plan ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n\n#### Committers: 2\n- Tomek Nieżurawski ([@tniezurawski](https://github.com/tniezurawski))\n- [@NullVoxPopuli](https://github.com/NullVoxPopuli)\n"
 }

CHANGELOG.md

@@ -1,5 +1,21 @@
 # Changelog
 
+## Release (2026-06-09)
+
+* ember-sortable 5.3.4 (patch)
+
+#### :bug: Bug Fix
+* `ember-sortable`
+  * [#672](https://github.com/adopted-ember-addons/ember-sortable/pull/672) Remove @embroider/macros ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+  * [#655](https://github.com/adopted-ember-addons/ember-sortable/pull/655) Drag start: be defensive around sortableGroup.prepare() ([@tniezurawski](https://github.com/tniezurawski))
+
+#### :house: Internal
+* [#673](https://github.com/adopted-ember-addons/ember-sortable/pull/673) update release-plan ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+
+#### Committers: 2
+- Tomek Nieżurawski ([@tniezurawski](https://github.com/tniezurawski))
+- [@NullVoxPopuli](https://github.com/NullVoxPopuli)
+
 ## Release (2025-08-13)
 
 * ember-sortable 5.3.3 (patch)

addon/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ember-sortable",
-  "version": "5.3.3",
+  "version": "5.3.4",
   "description": "Sortable UI primitives for Ember.",
   "keywords": [
     "ember-addon",