Fixed middle clicks on the sidebar not opening a new tab

src/browser/base/content/navigator-toolbox-inc-xhtml.patch

@@ -1,5 +1,5 @@
 diff --git a/browser/base/content/navigator-toolbox.inc.xhtml b/browser/base/content/navigator-toolbox.inc.xhtml
-index 00391af141d9015fe5839534e5e6b22a91ba65d9..b68767d0fef6cea2756376bbcfe00603d5d1a655 100644
+index a0a382643a2f74b6d789f3641ef300eed202d5e9..8b7b2ae3e7764d5dd77cd344f0cf67aea54a6f47 100644
 --- a/browser/base/content/navigator-toolbox.inc.xhtml
 +++ b/browser/base/content/navigator-toolbox.inc.xhtml
 @@ -2,7 +2,7 @@
@@ -86,7 +86,7 @@ index 00391af141d9015fe5839534e5e6b22a91ba65d9..b68767d0fef6cea2756376bbcfe00603
    <toolbar id="nav-bar"
             class="browser-toolbar chromeclass-location"
             data-l10n-id="navbar-accessible"
-@@ -487,10 +495,12 @@
+@@ -490,10 +498,12 @@
                       consumeanchor="PanelUI-button"
                       data-l10n-id="appmenu-menu-button-closed2"/>
      </toolbaritem>

src/browser/base/content/navigator-toolbox-js.patch

@@ -1,5 +1,5 @@
 diff --git a/browser/base/content/navigator-toolbox.js b/browser/base/content/navigator-toolbox.js
-index 64ded8fb2c08f1dbfec8fe08ab427a24b53f1169..69009d53d7242c26f777ac2e0bb1897ff27ad916 100644
+index 64ded8fb2c08f1dbfec8fe08ab427a24b53f1169..3434a833c4d1220554b4df6eeeed83f500c6f812 100644
 --- a/browser/base/content/navigator-toolbox.js
 +++ b/browser/base/content/navigator-toolbox.js
 @@ -8,7 +8,7 @@
@@ -11,3 +11,19 @@ index 64ded8fb2c08f1dbfec8fe08ab427a24b53f1169..69009d53d7242c26f777ac2e0bb1897f
      const widgetOverflow = document.getElementById("widget-overflow");
  
      function onPopupShowing(event) {
+@@ -187,6 +187,7 @@ document.addEventListener(
+         #reload-button ,
+         #urlbar-go-button,
+         #reader-mode-button,
++        #zen-browser-tabs-wrapper,
+         #picture-in-picture-button,
+         #shopping-sidebar-button,
+         #urlbar-zoom-button,
+@@ -208,6 +209,7 @@ document.addEventListener(
+         case "vertical-tabs-newtab-button":
+         case "tabs-newtab-button":
+         case "new-tab-button":
++        case "zen-browser-tabs-wrapper":
+           gBrowser.handleNewTabMiddleClick(element, event);
+           break;
+ 

src/browser/base/zen-components/ZenUIMigration.mjs

@@ -52,7 +52,6 @@
           },
         ]
       );
-      notification.persistence = -1;
     }
   }