BZ-39876: feat: Export icon stack ui component

- exported image stack component.
- renamed properties name to iconstackproperties.

Author: Dev-Bhumika03

src/lib/IconStack/IconStack.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-  import { type IconProperties } from './properties';
-  export let icons: IconProperties[];
+  import { type IconStackProperties } from './properties';
+  export let icons: IconStackProperties[];
 </script>
 
 <div class="stack-container">

src/lib/IconStack/properties.ts

@@ -1,4 +1,4 @@
-export type IconProperties = {
+export type IconStackProperties = {
   type: "image" | "text";
   content: string;
 };

src/lib/index.ts

@@ -22,6 +22,7 @@ export { default as Stepper } from './Stepper/Stepper.svelte';
 export { default as Step } from './Stepper/Step.svelte';
 export { default as Toast } from './Toast/Toast.svelte';
 export { default as GridItem } from './GridItem/GridItem.svelte';
+export { default as IconStack } from './IconStack/IconStack.svelte';
 
 export type { ButtonProperties } from './Button/properties';
 export type { ModalProperties, ModalAlign, ModalSize } from './Modal/properties';
@@ -44,6 +45,7 @@ export type { BannerProperties } from './Banner/properties';
 export type { TableProperties } from './Table/properties';
 export type { StepperProperties } from './Stepper/properties';
 export type { ToastProperties } from './Toast/properties';
+export type { IconStackProperties } from './IconStack/properties';
 
 export { defaultIconProperties } from './Icon/properties';
 export { defaultButtonProperties } from './Button/properties';