Bug 1685089 - Enable window.name resetting. r=dimi

Differential Revision: https://phabricator.services.mozilla.com/D101165

modules/libpref/init/StaticPrefList.yaml

@@ -9436,7 +9436,7 @@
 
 - name: privacy.window.name.update.enabled
   type: bool
-  value: @IS_NIGHTLY_BUILD@
+  value: true
   mirror: always
 
 # By default, the network state isolation is not active when there is a proxy

testing/web-platform/meta/html/browsers/browsing-the-web/history-traversal/unset_context_name.html.ini

@@ -1,2 +0,0 @@
-[unset_context_name.html]
-  prefs: [privacy.window.name.update.enabled:true]

testing/web-platform/meta/html/browsers/windows/clear-window-name.https.html.ini

@@ -1,2 +0,0 @@
-[clear-window-name.https.html]
-  prefs: [privacy.window.name.update.enabled:true]

testing/web-platform/meta/html/browsers/windows/restore-window-name-manual.https.html.ini

@@ -1,2 +0,0 @@
-[restore-window-name-manual.https.html]
-  prefs: [privacy.window.name.update.enabled:true]