[Glitch] Run eslint --fix

I don't like it changing files this way, but it's basically what
c49213f0ea and a few others did.

app/javascript/flavours/glitch/components/avatar.js

@@ -28,12 +28,12 @@ export default class Avatar extends React.PureComponent {
   handleMouseEnter = () => {
     if (this.props.animate) return;
     this.setState({ hovering: true });
-  }
+  };
 
   handleMouseLeave = () => {
     if (this.props.animate) return;
     this.setState({ hovering: false });
-  }
+  };
 
   render () {
     const {