title: '1' is incompatible with attribute textSize (attr) dimension
body: <p>I can not change my code before this problem. But, it is occured when I build my project. I can not solve and understand what it is? Could you help me, please? I use Android Studio 3.2.1</p>
  
  <pre><code>Output:  
  C:\Users\Lenovo\AndroidStudioProjects\Paintmet\app\src\main\res\drawable- 
  v24\ic_launcher_foreground.xml:7: error: '1' is incompatible with attribute 
  textSize (attr) dimension.
  
  v21\ic_launcher_background.xml:10: error: '0.8' is incompatible with 
  attribute textSize (attr) dimension.
  ...
  </code></pre>