Add deprecation version to action error messages

{{action}} was deprecated in Ember 5.9 and removed in 6.0. Mention
this in all three message variants so users know the timeline without
having to look it up.

Author: johanrd

lib/rules/template-no-action.js

@@ -30,10 +30,11 @@ module.exports = {
     schema: [],
     messages: {
       subExpression:
-        'Do not use `action` as (action ...). Instead, use the `on` modifier and `fn` helper.',
-      mustache: 'Do not use `action` in templates. Instead, use the `on` modifier and `fn` helper.',
+        'Do not use `action` as (action ...) — deprecated in Ember 5.9, removed in 6.0. Use the `fn` helper instead.',
+      mustache:
+        'Do not use `action` in templates — deprecated in Ember 5.9, removed in 6.0. Use the `on` modifier and `fn` helper instead.',
       modifier:
-        'Do not use `action` as an element modifier. Instead, use the `on` modifier and `fn` helper.',
+        'Do not use `action` as an element modifier — deprecated in Ember 5.9, removed in 6.0. Use the `on` modifier instead.',
     },
   },
 

tests/lib/rules/template-no-action.js

@@ -70,7 +70,7 @@ ruleTester.run('template-no-action', rule, {
       errors: [
         {
           message:
-            'Do not use `action` as (action ...). Instead, use the `on` modifier and `fn` helper.',
+            'Do not use \`action\` as (action ...) — deprecated in Ember 5.9, removed in 6.0. Use the \`fn\` helper instead.',
           type: 'GlimmerSubExpression',
         },
       ],
@@ -83,7 +83,7 @@ ruleTester.run('template-no-action', rule, {
       errors: [
         {
           message:
-            'Do not use `action` in templates. Instead, use the `on` modifier and `fn` helper.',
+            'Do not use `action` in templates — deprecated in Ember 5.9, removed in 6.0. Use the `on` modifier and `fn` helper instead.',
           type: 'GlimmerMustacheStatement',
         },
       ],
@@ -96,7 +96,7 @@ ruleTester.run('template-no-action', rule, {
       errors: [
         {
           message:
-            'Do not use `action` as an element modifier. Instead, use the `on` modifier and `fn` helper.',
+            'Do not use `action` as an element modifier — deprecated in Ember 5.9, removed in 6.0. Use the `on` modifier instead.',
           type: 'GlimmerElementModifierStatement',
         },
       ],
@@ -109,7 +109,7 @@ ruleTester.run('template-no-action', rule, {
       errors: [
         {
           message:
-            'Do not use `action` in templates. Instead, use the `on` modifier and `fn` helper.',
+            'Do not use `action` in templates — deprecated in Ember 5.9, removed in 6.0. Use the `on` modifier and `fn` helper instead.',
           type: 'GlimmerMustacheStatement',
         },
       ],