feat: Add TypeScript types for <Overlay>, <OverlayTrigger>, <Tooltip>…

…, <IconButton> (#3100)

* feat: add typings for <Overlay> and <OverlayTrigger>

* feat: add typings for <Tooltip>

* feat: add typings for <IconButton>

* chore: typing cleanups for <Chip> code

* feat: slightly more detailed types for <Chip/ChipIcon> - per review

src/setupTest.ts

@@ -20,7 +20,3 @@ class ResizeObserver {
 }
 
 window.ResizeObserver = ResizeObserver;
-
-(window as any).crypto = {
-  getRandomValues: (arr: any) => crypto.randomBytes(arr.length),
-};

www/src/components/css-utilities-table/index.tsx

@@ -7,7 +7,7 @@ import { colorCSSDeclaration } from './utils';
 
 function CSSUtilitiesTable({ selectors }: CSSUtilities) {
   const [showPopover, setShowPopover] = useState<boolean>(false);
-  const [popoverTarget, setPopoverTarget] = useState<EventTarget | undefined>(undefined);
+  const [popoverTarget, setPopoverTarget] = useState<HTMLElement | undefined>(undefined);
   const [computedStyle, setComputedStyle] = useState<string>('');
 
   useEffect(() => {
@@ -21,7 +21,7 @@ function CSSUtilitiesTable({ selectors }: CSSUtilities) {
   }, []);
 
   const handleCSSVariableMouseEnter = (e: React.MouseEvent, declaration: string) => {
-    setPopoverTarget(e.target);
+    setPopoverTarget(e.target as HTMLElement);
     setShowPopover(true);
 
     const propertyName = declaration.split(':')[0];