fix(ui): resolve dropdown double arrow and icon stacking issues (#1387)

Author: NandkishorJadoun

app/components/Code/MobileTreeDrawer.vue

@@ -61,7 +61,7 @@ watch(isOpen, open => (isLocked.value = open))
       class="md:hidden fixed inset-y-0 inset-is-0 z-50 w-72 bg-bg-subtle border-ie border-border overflow-y-auto"
     >
       <div
-        class="sticky top-0 bg-bg-subtle border-b border-border px-4 py-3 flex items-center justify-start"
+        class="sticky top-0 z-10 bg-bg-subtle border-b border-border px-4 py-3 flex items-center justify-start"
       >
         <span class="font-mono text-sm text-fg-muted">{{ $t('code.files_label') }}</span>
         <span aria-hidden="true" class="flex-shrink-1 flex-grow-1" />

app/components/PaginationControls.vue

@@ -167,12 +167,6 @@ function handlePageSizeChange(event: Event) {
             }))
           "
         />
-        <div
-          class="flex items-center absolute inset-ie-2 top-1/2 -translate-y-1/2 text-fg-subtle pointer-events-none"
-          aria-hidden="true"
-        >
-          <span class="i-carbon-chevron-down w-3 h-3" />
-        </div>
       </div>
     </div>