aligning ORA variable-based comments

apps/openassessment/xblock/static/sass/oa/utilities/_variables.scss

@@ -7,20 +7,20 @@
 // --------------------
 // layout (neat-based) - forced breakpoints/sizing
 // --------------------
-$grid-size-s: 530px;                                                // small
-$grid-size-m: 760px;                                                // medium
-$grid-size-l: 925px;                                                // large
-$grid-size-x: 1300px;                                               // extra large
-$grid-size-f: 1600px;                                               // full size
+$grid-size-s: 530px;                                                                    // small
+$grid-size-m: 760px;                                                                    // medium
+$grid-size-l: 925px;                                                                    // large
+$grid-size-x: 1300px;                                                                   // extra large
+$grid-size-f: 1600px;                                                                   // full size
 
 // --------------------
 // layout (neat-based) - mediaqueries
 // --------------------
-$bp-m: new-breakpoint(max-width ($grid-size-s - 1) 4);                           // mobile devices - make grid 4 columns
+$bp-m: new-breakpoint(max-width ($grid-size-s - 1) 4);                                  // mobile devices - make grid 4 columns
 $bp-ds: new-breakpoint(min-width $grid-size-s max-width ($grid-size-m - 1) 6);          // small displays - make grid 6 columns
 $bp-dm: new-breakpoint(min-width $grid-size-m max-width ($grid-size-l - 1) 12);         // medium displays - make grid 12 columns
-$bp-dl: new-breakpoint(min-width $grid-size-l max-width ($grid-size-x - 1) 12);        // large displays - make grid 12 columns
-$bp-dx: new-breakpoint(min-width $grid-size-x 12);                        // large displays - make grid 12 columns
+$bp-dl: new-breakpoint(min-width $grid-size-l max-width ($grid-size-x - 1) 12);         // large displays - make grid 12 columns
+$bp-dx: new-breakpoint(min-width $grid-size-x 12);                                      // large displays - make grid 12 columns
 
 
 // --------------------