Fix the build error

Author: garronej

src/scripts/build/cssToTs/colorDecisions.ts

@@ -22,9 +22,9 @@ type Variant = typeof variants[number];
 export type ParsedColorDecisionName = {
     context: Context;
     usage: string; //default alt contrast altOverlap contrastRaised
-    variant: Variant | undefined;
+    variant?: Variant;
     colorName: string; // "grey" "blueFrance"
-    state: State | undefined;
+    state?: State;
 };
 
 export function createParseColorDecisionName(rawCssCode: string) {

src/scripts/build/cssToTs/colorOptions.ts

@@ -21,7 +21,7 @@ export type State = typeof states[number];
 
 export type BrightnessIndex = {
     value: number;
-    variant: Variant | undefined;
+    variant?: Variant;
 };
 
 export type ParsedColorOptionName =
@@ -31,7 +31,7 @@ export type ParsedColorOptionName =
 export declare namespace ParsedColorOptionName {
     type Common = {
         colorName: string;
-        state: State | undefined;
+        state?: State;
     };
 
     /** Same value in dark and light mode */