fix: line-height

Author: kenjis

public/assets/css/ci-theme.css

@@ -2141,7 +2141,7 @@ html.dark-theme #discuss-icon {
 
 ul li {
     margin-top: 1rem;
-    line-height: 1.5em;
+    line-height: 1em;
 }
 
 .warning {