Canon - Export Skeleton component

Signed-off-by: James Brooks <jamesbrooks@spotify.com>

.changeset/plain-cobras-doubt.md

@@ -0,0 +1,5 @@
+---
+'@backstage/canon': patch
+---
+
+Export Skeleton component from Canon.

packages/canon/report.api.md

@@ -1516,6 +1516,19 @@ export interface SelectProps {
   value?: string;
 }
 
+// @public (undocumented)
+export const Skeleton: (props: SkeletonProps) => JSX_2.Element;
+
+// @public (undocumented)
+export interface SkeletonProps extends ComponentProps<'div'> {
+  // (undocumented)
+  height?: number | string;
+  // (undocumented)
+  rounded?: boolean;
+  // (undocumented)
+  width?: number | string;
+}
+
 // @public (undocumented)
 export type Space =
   | '0.5'

packages/canon/src/index.ts

@@ -53,6 +53,7 @@ export * from './components/ScrollArea';
 export * from './components/SearchField';
 export * from './components/Link';
 export * from './components/Select';
+export * from './components/Skeleton';
 export * from './components/Switch';
 
 // Types