--firefox-preview is removed in web-ext v8 (#1867)

Co-authored-by: rebloor <[email protected]>

src/content/documentation/develop/web-ext-command-reference.md

@@ -33,7 +33,7 @@ contributors:
     Robot-Inventor
   ]
 last_updated_by: willdurand
-date: 2024-05-23
+date: 2024-05-24
 ---
 
 <!-- Page Hero Banner -->
@@ -69,6 +69,14 @@ The main change in version 8 of `web-ext` is that `web-ext sign` now creates a l
 
 ### Removed
 
+These version 7 `web-ext lint` options are removed:
+
+- [`--firefox-preview`](/documentation/develop/web-ext-command-reference-v7/#lint-firefox-preview)
+
+These version 7 `web-ext run` options are removed:
+
+- [`--firefox-preview`](/documentation/develop/web-ext-command-reference-v7/#run-firefox-preview)
+
 These version 7 `web-ext sign` options are removed:
 
 - [`--use-submission-api`](/documentation/develop/web-ext-command-reference-v7/#use-submission-api)
@@ -219,13 +227,6 @@ Treat warnings as errors by exiting non-zero for warnings.
 Environment variable: `$WEB_EXT_WARNINGS_AS_ERRORS=true`
 </section>
 
-<section id="lint-firefox-preview">
-
-#### `--firefox-preview`
-
-Turn on developer preview features in Firefox. This option accepts multiple values, depending on the available developer previews.
-
-</section>
 </section> <!-- web-ext-lint -->
 
 <section id="web-ext-run">
@@ -380,14 +381,6 @@ web-ext run --target=firefox-android --firefox-apk=org.mozilla.firefox
 Environment variable: `$WEB_EXT_FIREFOX_APK`
 </section>
 
-<section id="run-firefox-preview">
-
-#### `--firefox-preview`
-
-Turn on developer preview features in Firefox. To turn on multiple developer preview options, provide multiple values.
-
-</section>
-
 <section id="firefox-profile">
 
 #### `--firefox-profile`, `-p`