Align loading spinner with title text and reduce size

Wrap the title + spinner in an inline-flex container for vertical
centering, and reduce the spinner to 0.8em so it doesn't affect the
overall box height.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Signed-off-by: Fredrik Adelöw <freben@spotify.com>

plugins/catalog/src/components/CatalogTable/CatalogTable.tsx

@@ -203,10 +203,10 @@ export const CatalogTable = (props: CatalogTableProps) => {
       .join(' ');
   const title =
     loading && !isLoading ? (
-      <>
+      <span style={{ display: 'inline-flex', alignItems: 'center' }}>
         {titleText}{' '}
-        <CircularProgress size="1em" data-testid="loading-indicator" />
-      </>
+        <CircularProgress size="0.8em" data-testid="loading-indicator" />
+      </span>
     ) : (
       titleText
     );