removing unused variables

Author: isoos

pkg/web_css/lib/src/_variables.scss

@@ -22,7 +22,6 @@
   --pub-color-snowWhite:     #fafafa; // slight deviation from official snow-white (fffafa)
   --pub-color-smokeWhite:    #f5f5f7; // slight deviation from official white-smoke (f5f5f5)
   --pub-color-bubblesBlue:   #e7f8ff; // slight deviation from official bubbles-blue (e7feff)
-  // --pub-color-gunpowderGray: #4a4a4a; // hsl(0, 0%, 29%);
 
   --pub-color-dangerRed: #ff4242;
 
@@ -122,7 +121,6 @@
   --pub-color-shadowBlack:     #373737;
   --pub-color-anchorBlack:     #41424c;
   --pub-color-nipponUltraBlue: #23607f;
-  // --pub-color-gainsboro:       #dcdcdc;
 
   --pub-neutral-bgColor:       var(--pub-color-darkGunmetal);
   --pub-neutral-borderColor:   var(--pub-color-anchorBlack);