Unrelated release note improvements

Author: rebloor

files/en-us/mozilla/firefox/releases/149/index.md

@@ -118,7 +118,7 @@ Firefox 149 is the current [Beta version of Firefox](https://www.firefox.com/en-
 
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-- The ability of extensions to dynamically execute code in their `moz-extension:` documents with {{WebExtAPIRef("tabs.executeScript")}}, {{WebExtAPIRef("tabs.insertCSS")}}, {{WebExtAPIRef("tabs.removeCSS")}}, {{WebExtAPIRef("scripting.executeScript")}}, {{WebExtAPIRef("scripting.insertCSS")}}, and {{WebExtAPIRef("scripting.removeCSS")}} is deprecated. The feature is no longer available in Firefox Nightly, and the beta and release versions of Firefox provide a warning in the tab's console. This restriction will apply to all versions of Firefox 152 and later. As an alternative, an extension can run code in its documents dynamically by registering a {{WebExtAPIRef("runtime.onMessage")}} listener in the document's script, then sending a message to trigger execution of the required code.([Firefox bug 2011234](https://bugzil.la/2011234))
+- The ability of extensions to dynamically execute code in their `moz-extension:` documents with {{WebExtAPIRef("tabs.executeScript")}}, {{WebExtAPIRef("tabs.insertCSS")}}, {{WebExtAPIRef("tabs.removeCSS")}}, {{WebExtAPIRef("scripting.executeScript")}}, {{WebExtAPIRef("scripting.insertCSS")}}, and {{WebExtAPIRef("scripting.removeCSS")}} is deprecated. ([Firefox bug 2011234](https://bugzil.la/2011234)) The feature is no longer available in Firefox Nightly, and the beta and release versions of Firefox provide a warning in the tab's console. This restriction will apply to all versions of Firefox 152 and later. ([Firefox bug 2015559](https://bugzil.la/2015559)) As an alternative, an extension can run code in its documents dynamically by registering a {{WebExtAPIRef("runtime.onMessage")}} listener in the document's script, then sending a message to trigger execution of the required code.
 - The implicit CSS filter applied to [`pageAction`](/en-US/docs/Mozilla/Add-ons/WebExtensions/API/pageAction) SVG icons on dark themes (`about:config` preference `extensions.webextensions.pageActionIconDarkModeFilter.enabled` is set to `true` or not defined) that reduces the contrast in icons using multiple colors is deactivated in Firefox Desktop Nightly. ([Firefox bug 2001318](https://bugzil.la/2001318)) It will be deactivated on the release channel as part of [Firefox bug 2016509](https://bugzil.la/2016509), which is planned for Firefox 152.
 
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