[Parity] shrink navbar

Make it look closer to original

src/routes/+layout.svelte

@@ -43,7 +43,7 @@
         display: grid;
         align-items: center;
         column-gap: $space;
-        padding: #{$space * 0.5};
+        padding: 1ch 2ch;
         background: var(--md-sys-color-surface-container-high);
         min-height: 5svh;