feat(simple-color-picker): add forwardRef that returns all color inputs

src/components/advanced-color-picker/advanced-color-picker.component.tsx

@@ -76,7 +76,7 @@ const AdvancedColorPicker = ({
 
   const simpleColorPickerData = useRef<{
     gridItemRefs: Array<HTMLInputElement | null>;
-  }>();
+  }>(null);
 
   const colors = availableColors.map(({ value, label }, index) => {
     return {

src/components/simple-color-picker/index.ts

@@ -1,4 +1,7 @@
 export { default as SimpleColorPicker } from "./simple-color-picker.component";
-export type { SimpleColorPickerProps } from "./simple-color-picker.component";
+export type {
+  SimpleColorPickerProps,
+  SimpleColorPickerRef,
+} from "./simple-color-picker.component";
 export { default as SimpleColor } from "./simple-color";
 export type { SimpleColorProps } from "./simple-color";