Fix callout sass nesting in Static_Starter_GULP

Author: daveio

Static_Starter_GULP/scss/core/_callout.scss

@@ -16,6 +16,16 @@
     float: right;
     width: 50%;
   }
+  
+  @each $color, $value in $theme-colors {
+    &.callout-#{$color} {
+      border-left-color: $value;
+
+      h4 {
+        color: $value;
+      }
+    }
+  }
 }
 
 .callout-bordered {
@@ -44,12 +54,3 @@
   }
 }
 
-@each $color, $value in $theme-colors {
-  &.callout-#{$color} {
-    border-left-color: $value;
-
-    h4 {
-      color: $value;
-    }
-  }
-}