fix(Toolbar): Fixed null exception in Toolbar filter V5 (#11223)

* fix(Toolbar): Fixed null exception in Toolbar filter V5

* Updates form review comments

* fix yarn

packages/react-core/src/components/Toolbar/ToolbarFilter.tsx

@@ -134,7 +134,8 @@ class ToolbarFilter extends React.Component<ToolbarFilterProps, ToolbarFilterSta
       return (
         <React.Fragment>
           {showToolbarItem && <ToolbarItem {...props}>{children}</ToolbarItem>}
-          {ReactDOM.createPortal(chipGroup, chipGroupContentRef.current.firstElementChild)}
+          {chipGroupContentRef?.current?.firstElementChild &&
+            ReactDOM.createPortal(chipGroup, chipGroupContentRef.current.firstElementChild)}
         </React.Fragment>
       );
     }

yarn.lock

@@ -9070,28 +9070,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"es-iterator-helpers@npm:^1.0.19":
-  version: 1.0.19
-  resolution: "es-iterator-helpers@npm:1.0.19"
-  dependencies:
-    call-bind: "npm:^1.0.7"
-    define-properties: "npm:^1.2.1"
-    es-abstract: "npm:^1.23.3"
-    es-errors: "npm:^1.3.0"
-    es-set-tostringtag: "npm:^2.0.3"
-    function-bind: "npm:^1.1.2"
-    get-intrinsic: "npm:^1.2.4"
-    globalthis: "npm:^1.0.3"
-    has-property-descriptors: "npm:^1.0.2"
-    has-proto: "npm:^1.0.3"
-    has-symbols: "npm:^1.0.3"
-    internal-slot: "npm:^1.0.7"
-    iterator.prototype: "npm:^1.1.2"
-    safe-array-concat: "npm:^1.1.2"
-  checksum: 10c0/ae8f0241e383b3d197383b9842c48def7fce0255fb6ed049311b686ce295595d9e389b466f6a1b7d4e7bb92d82f5e716d6fae55e20c1040249bf976743b038c5
-  languageName: node
-  linkType: hard
-
 "es-iterator-helpers@npm:^1.1.0":
   version: 1.2.0
   resolution: "es-iterator-helpers@npm:1.2.0"
@@ -12993,19 +12971,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"iterator.prototype@npm:^1.1.2":
-  version: 1.1.2
-  resolution: "iterator.prototype@npm:1.1.2"
-  dependencies:
-    define-properties: "npm:^1.2.1"
-    get-intrinsic: "npm:^1.2.1"
-    has-symbols: "npm:^1.0.3"
-    reflect.getprototypeof: "npm:^1.0.4"
-    set-function-name: "npm:^2.0.1"
-  checksum: 10c0/a32151326095e916f306990d909f6bbf23e3221999a18ba686419535dcd1749b10ded505e89334b77dc4c7a58a8508978f0eb16c2c8573e6d412eb7eb894ea79
-  languageName: node
-  linkType: hard
-
 "iterator.prototype@npm:^1.1.3":
   version: 1.1.3
   resolution: "iterator.prototype@npm:1.1.3"