style: rustfmt the 0.6.2 additions (A17b + version-in-UI)

CI's fmt --check caught that Codex's hand-written additions in these two files
weren't rustfmt-formatted (the senior gate ran clippy + tests but not
fmt --check). Pure line-wrapping, no logic change. Keeps the crate fmt-clean.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/app/mod.rs

@@ -1100,7 +1100,10 @@ fn effective_background_bytes(
 }
 
 pub fn run_gui() -> iced::Result {
-    crate::log_msg(&format!("PeerSpeak v{} starting", env!("CARGO_PKG_VERSION")));
+    crate::log_msg(&format!(
+        "PeerSpeak v{} starting",
+        env!("CARGO_PKG_VERSION")
+    ));
     // Restore the last window size (saved on close). Position is restored too,
     // but only on X11 — Wayland's xdg-shell gives clients no way to set their own
     // position, so we center there and leave placement to the compositor.
@@ -5243,9 +5246,11 @@ fn view(state: &AppState) -> Element<'_, AppMessage> {
         }
         settings_nav = settings_nav
             .push(iced::widget::Space::new().height(iced::Length::Fill))
-            .push(text(format!("PeerSpeak v{}", env!("CARGO_PKG_VERSION")))
-                .size(11)
-                .color(color_subtext));
+            .push(
+                text(format!("PeerSpeak v{}", env!("CARGO_PKG_VERSION")))
+                    .size(11)
+                    .color(color_subtext),
+            );
         let settings_nav = container(settings_nav)
             .padding(12)
             .width(iced::Length::Fixed(220.0))