fix quick settings button alignment and i18n

res/css/structures/_QuickSettingsButton.scss

@@ -20,7 +20,7 @@ limitations under the License.
     height: 32px;
     border-radius: 8px;
     position: relative;
-    margin: 12px 0 12px 16px;
+    margin: 12px auto;
 
     &::before {
         content: "";

src/i18n/strings/en_EN.json

@@ -1036,6 +1036,12 @@
     "Your server isn't responding to some <a>requests</a>.": "Your server isn't responding to some <a>requests</a>.",
     "Decline (%(counter)s)": "Decline (%(counter)s)",
     "Accept <policyLink /> to continue:": "Accept <policyLink /> to continue:",
+    "Quick settings": "Quick settings",
+    "All settings": "All settings",
+    "Pin to sidebar": "Pin to sidebar",
+    "More options": "More options",
+    "Theme": "Theme",
+    "Space selection": "Space selection",
     "Delete avatar": "Delete avatar",
     "Delete": "Delete",
     "Upload avatar": "Upload avatar",
@@ -1314,7 +1320,6 @@
     "Use high contrast": "Use high contrast",
     "Custom theme URL": "Custom theme URL",
     "Add theme": "Add theme",
-    "Theme": "Theme",
     "Error encountered (%(errorDetail)s).": "Error encountered (%(errorDetail)s).",
     "Checking for an update...": "Checking for an update...",
     "No update available.": "No update available.",
@@ -1636,7 +1641,6 @@
     "Show Stickers": "Show Stickers",
     "Send a sticker": "Send a sticker",
     "Send voice message": "Send voice message",
-    "More options": "More options",
     "The conversation continues here.": "The conversation continues here.",
     "This room has been replaced and is no longer active.": "This room has been replaced and is no longer active.",
     "You do not have permission to post to this room": "You do not have permission to post to this room",
@@ -2251,7 +2255,6 @@
     "Adding rooms... (%(progress)s out of %(count)s)|other": "Adding rooms... (%(progress)s out of %(count)s)",
     "Adding rooms... (%(progress)s out of %(count)s)|one": "Adding room...",
     "Direct Messages": "Direct Messages",
-    "Space selection": "Space selection",
     "Add existing rooms": "Add existing rooms",
     "Want to add a new room instead?": "Want to add a new room instead?",
     "Create a new room": "Create a new room",
@@ -3063,7 +3066,6 @@
     "Do not disturb": "Do not disturb",
     "Notification settings": "Notification settings",
     "Security & privacy": "Security & privacy",
-    "All settings": "All settings",
     "Switch to light mode": "Switch to light mode",
     "Switch to dark mode": "Switch to dark mode",
     "Switch theme": "Switch theme",