title: Sass adds extra space after unicode character in "content" CSS attribute
body: <p>I'm providing internationalization to Bootstrap's file selection input.
  It's done via editing Sass variable, so I tried following</p>
  
  <p><a href="https://i.stack.imgur.com/nUX2A.png" rel="noreferrer"><img src="https://i.stack.imgur.com/nUX2A.png" alt="enter image description here"></a></p>
  
  <p>But Sass added extra space after "ą" character and it now looks like this:</p>
  
  <p><a href="https://i.stack.imgur.com/SnSxc.png" rel="noreferrer"><img src="https://i.stack.imgur.com/SnSxc.png" alt="enter image description here"></a></p>
  
  <p>This is how compiled CSS looks like:</p>
  
  <p><a href="https://i.stack.imgur.com/mLs63.png" rel="noreferrer"><img src="https://i.stack.imgur.com/mLs63.png" alt="enter image description here"></a></p>
  
  <p>How do I get rid of this extra space?</p>