Stub out deprecation files

content/ember/v3/deprecated-run-loop-and-computed-dot-access.md

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+---
+id: deprecated-run-loop-and-computed-dot-access
+title: Getting the @each property
+until: '5.0.0'
+since: '3.27.0'
+---
+
+(Coming soon)

content/ember/v3/ember-env-old-extend-prototypes.md

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+---
+id: ember-env.old-extend-prototypes
+title: Old extend protptypes
+until: '5.0.0'
+since: '3.3.0'
+---
+
+Accessing `Ember.EXTEND_PROTOTYPES` is deprecated, please migrate to `Ember.ENV.EXTEND_PROTOTYPES`.

content/ember/v3/template-compiler-registerPlugin.md

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+---
+id: template-compiler.registerPlugin
+title: Class-based template compilation plugins
+until: '5.0.0'
+since: '3.27.0'
+---
+
+Using class based template compilation plugins is deprecated, please update to the functional style.

content/ember/v4/ember-source-deprecation-without-for.md

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+---
+id: ember-source-deprecation-without-for
+title: Without for
+until: '5.0.0'
+since: '4.0.0'
+---
+
+(Coming soon)

content/ember/v4/ember-source-deprecation-without-since.md

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+---
+id: ember-source-deprecation-without-since
+title: Without since
+until: '5.0.0'
+since: '4.0.0'
+---
+
+(Coming soon)

content/ember/v4/link-to-disabled-when.md

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+---
+id: ember.link-to.disabled-when
+title: Passing disabledWhen to LinkTo
+until: '5.0.0'
+since: '4.0.0'
+---
+
+Passing the `@disabledWhen` argument to <LinkTo> is deprecated. Use the `@disabled` argument instead.'

content/ember/v4/link-to-tag-name.md

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+---
+id: ember.link-to.tag-name
+title: Passing tagName to LinkTo
+until: '5.0.0'
+since: '4.0.0'
+---
+
+Passing the `@tagName` argument to <LinkTo> is deprecated. Using a <${tagName}>
+element for navigation is not recommended as it creates issues with assistive
+technologies. Remove this argument to use the default <a> element. In the rare
+cases that calls for using a different element, refactor to use the router
+service inside a custom event handler instead.

content/ember/v4/old-deprecate-method-paths.md

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+---
+id: old-deprecate-method-paths
+title: Old deprecate method imports
+until: '5.0.0'
+since: '4.0.0'
+---
+
+`import { deprecate } from '@ember/application/deprecations';` has been deprecated, please update to `import { deprecate } from '@ember/debug';