journal: fix order of less variable assignments

journal/variables.less

@@ -236,7 +236,7 @@
 //** Hover color for dropdown links.
 @dropdown-link-hover-color:      #fff;
 //** Hover background for dropdown links.
-@dropdown-link-hover-bg:         @dropdown-link-active-bg;
+@dropdown-link-hover-bg:         @component-active-bg;
 
 //** Active dropdown menu item text color.
 @dropdown-link-active-color:     #fff;
@@ -244,10 +244,10 @@
 @dropdown-link-active-bg:        @component-active-bg;
 
 //** Disabled dropdown menu item background color.
-@dropdown-link-disabled-color:   @text-muted;
+@dropdown-link-disabled-color:   @gray-light;
 
 //** Text color for headers within dropdown menus.
-@dropdown-header-color:          @text-muted;
+@dropdown-header-color:          @gray-light;
 
 //** Deprecated `@dropdown-caret-color` as of v3.1.0
 @dropdown-caret-color:           #000;