fix: update comments for clarity and add collectionKeys to component picker tests

Author: bra-i-am

src/library-authoring/LibraryContent.tsx

@@ -47,7 +47,7 @@ const LibraryContent = ({ contentType = ContentType.home }: LibraryContentProps)
    * Filter collections on the frontend to display only collection cards in the Collections tab.
    * This approach is used instead of backend filtering to ensure that all components (including those
    * within collections) remain available in the 'hits' array. This is necessary for the component
-   * selection workflow when adding components to xblocks by choosing the while collection in Collections tab.
+   * selection workflow when adding components to xblocks by choosing the whole collection in Collections tab.
    * Note: LibraryAuthoringPage.tsx has been modified to skip backend filtering for this purpose.
    */
   const filteredHits = contentType === ContentType.collections

src/library-authoring/component-picker/ComponentPicker.test.tsx

@@ -224,6 +224,7 @@ describe('<ComponentPicker />', () => {
       {
         usageKey: 'lb:Axim:TEST:html:571fe018-f3ce-45c9-8f53-5dafcb422fdd',
         blockType: 'html',
+        collectionKeys: undefined,
       },
     ]));
 
@@ -235,10 +236,12 @@ describe('<ComponentPicker />', () => {
       {
         usageKey: 'lb:Axim:TEST:html:571fe018-f3ce-45c9-8f53-5dafcb422fdd',
         blockType: 'html',
+        collectionKeys: undefined,
       },
       {
         blockType: 'html',
         usageKey: 'lb:Axim:TEST:html:73a22298-bcd9-4f4c-ae34-0bc2b0612480',
+        collectionKeys: undefined,
       },
     ]));
 
@@ -250,6 +253,7 @@ describe('<ComponentPicker />', () => {
       {
         blockType: 'html',
         usageKey: 'lb:Axim:TEST:html:73a22298-bcd9-4f4c-ae34-0bc2b0612480',
+        collectionKeys: undefined,
       },
     ]));
   });