add button_memory_info

app/src/main/res/layout/activity_oxface_online.xml

@@ -389,4 +389,19 @@
         android:layout_marginStart="16dp"
         android:layout_marginBottom="16dp" />
 
+    <!-- 内存信息查询按钮，放在屏幕右下角 -->
+    <Button
+        android:id="@+id/button_memory_info"
+        android:layout_width="90dp"
+        android:layout_height="wrap_content"
+        android:text="内存自检"
+        android:textSize="14sp"
+        android:textColor="#FFFFFF"
+        android:background="@drawable/primary_color_rounded_background"
+        android:minHeight="30dp"
+        android:layout_alignParentBottom="true"
+        android:layout_alignParentEnd="true"
+        android:layout_marginEnd="16dp"
+        android:layout_marginBottom="16dp" />
+
 </RelativeLayout>