Fix Dart Sass deprecation warnings

Author: Fs00

app/assets/stylesheets/activeadmin_blaze_theme/blaze/mixins/_settings.global.scss

@@ -35,27 +35,27 @@ $spacing-tiny: .125em !default;
 //
 $grid-gutter: 1em !default;
 $grid-widths: (
-  5: 5 / 100,
-  10: 1 / 10,
-  15: 15 / 100,
-  20: 1 / 5,
-  25: 1 / 4,
-  30: 3 / 10,
-  33: 1 / 3,
-  35: 35 / 100,
-  40: 2 / 5,
-  45: 45 / 100,
-  50: 1 / 2,
-  55: 55 / 100,
-  60: 3 / 5,
-  65: 65 / 100,
-  66: 2 / 3,
-  70: 7 / 10,
-  75: 3 / 4,
-  80: 4 / 5,
-  85: 85 / 100,
-  90: 9 / 10,
-  95: 95 / 100,
+  5: calc(5 / 100),
+  10: calc(1 / 10),
+  15: calc(15 / 100),
+  20: calc(1 / 5),
+  25: calc(1 / 4),
+  30: calc(3 / 10),
+  33: calc(1 / 3),
+  35: calc(35 / 100),
+  40: calc(2 / 5),
+  45: calc(45 / 100),
+  50: calc(1 / 2),
+  55: calc(55 / 100),
+  60: calc(3 / 5),
+  65: calc(65 / 100),
+  66: calc(2 / 3),
+  70: calc(7 / 10),
+  75: calc(3 / 4),
+  80: calc(4 / 5),
+  85: calc(85 / 100),
+  90: calc(9 / 10),
+  95: calc(95 / 100),
   100: 1
 );
 

app/assets/stylesheets/activeadmin_blaze_theme/blaze/objects.drawers.scss

@@ -30,7 +30,7 @@
   left: 0;
   width: $drawer-width-horizontal;
   height: auto;
-  margin-left: (100% - $drawer-width-horizontal) / 2;
+  margin-left: calc((100% - $drawer-width-horizontal) / 2);
   transform: translate(0, 0);
 }