fix: theme colors for mgt-search-results (#3116)

Author: gavinbarron

packages/mgt-components/src/components/mgt-search-results/mgt-search-results.scss

@@ -75,7 +75,7 @@ $answer-padding: var(--answer-padding, 10px);
   margin: 4px 0;
 
   a {
-    color: var(--color);
+    color: $color;
     text-decoration: none;
 
     &:hover {
@@ -105,7 +105,7 @@ $answer-padding: var(--answer-padding, 10px);
   margin: 4px 0;
 
   a {
-    color: var(--color);
+    color: $color;
     text-decoration: none;
 
     &:hover {