Fix colornames default export type definition (#35354)

* update colornames types

* add name

* fix linter errors

* feedback

types/colornames/colornames-tests.ts

@@ -1,19 +1,17 @@
 import colorNames = require("colornames");
 
+// $ExpectType string | undefined
+colorNames("red");
+// $ExpectType string | undefined
+colorNames("donkey");
 // $ExpectType Color
-const color = colorNames("red");
-
-// $ExpectType string
-color.value;
+const blue = colorNames.get("blue");
 // $ExpectType boolean | undefined
-color.css;
+blue.css;
 // $ExpectType boolean | undefined
-color.vga;
+blue.vga;
 // $ExpectType string
-color.name;
-
-// $ExpectType Color
-colorNames.get("blue");
+blue.name;
 // $ExpectType Color[]
 colorNames.get.all();
 // $ExpectType Color[]

types/colornames/index.d.ts

@@ -1,6 +1,7 @@
 // Type definitions for colornames 1.1
 // Project: https://github.com/timoxley/colornames#readme
 // Definitions by: Manuel Thalmann <https://github.com/manuth>
+//                 Benjamin Turner <https://github.com/blturner>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 /**
@@ -53,7 +54,7 @@ interface GlobalResolver {
     /**
      * Gets the color with the specified name.
      */
-    (name: string): Color;
+    (name: string): string | undefined;
 
     /**
      * Provides the functionality to query colors.