refactor: move privacy settings into dedicated Privacy section

Hide Typing & Read Receipts and Hide Online Status were buried in
the Editor section. Extracted into a new Privacy section that sits
between Messages and Calls, where users would naturally look.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/features/settings/general/General.tsx

@@ -788,8 +788,6 @@ function DateAndTime() {
 function Editor() {
   const [enterForNewline, setEnterForNewline] = useSetting(settingsAtom, 'enterForNewline');
   const [isMarkdown, setIsMarkdown] = useSetting(settingsAtom, 'isMarkdown');
-  const [hideActivity, setHideActivity] = useSetting(settingsAtom, 'hideActivity');
-  const [hidePresence, setHidePresence] = useSetting(settingsAtom, 'hidePresence');
   const [editorToolbar, setEditorToolbar] = useSetting(settingsAtom, 'editorToolbar');
 
   return (
@@ -817,6 +815,17 @@ function Editor() {
           after={<Switch variant="Primary" value={editorToolbar} onChange={setEditorToolbar} />}
         />
       </SequenceCard>
+    </Box>
+  );
+}
+
+function Privacy() {
+  const [hideActivity, setHideActivity] = useSetting(settingsAtom, 'hideActivity');
+  const [hidePresence, setHidePresence] = useSetting(settingsAtom, 'hidePresence');
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Privacy</Text>
       <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
         <SettingTile
           title="Hide Typing & Read Receipts"
@@ -1236,6 +1245,7 @@ export function General({ requestClose }: GeneralProps) {
               <DateAndTime />
               <Editor />
               <Messages />
+              <Privacy />
               <Calls />
             </Box>
           </PageContent>