Updates to expandable datalist (#534)

* fix lint issue due to INTLY-1634

* Updated datalist.

* Fixed issue with linting.

* Fixed console errors, and broken snap shots.

* Updated with review comments.

* Fixed linter errors

Author: dlabaj

package.json

@@ -5,9 +5,9 @@
   "proxy": "http://localhost:5001/",
   "dependencies": {
     "@fortawesome/fontawesome-free": "5.7.2",
-    "@patternfly/patternfly": "2.40.13",
-    "@patternfly/react-core": "3.120.8",
-    "@patternfly/react-icons": "^3.14.19",
+    "@patternfly/patternfly": "2.43.1",
+    "@patternfly/react-core": "3.124.1",
+    "@patternfly/react-icons": "^3.14.23",
     "asciidoctor.js": "1.5.7",
     "axios": "^0.19.0",
     "body-parser": "^1.18.3",

src/components/aboutModal/__tests__/__snapshots__/aboutModal.test.js.snap

@@ -29,7 +29,6 @@ exports[`AboutModal Component should render a non-connected component: hidden mo
       containerInfo={<div />}
     >
       <AboutModalContainer
-        appendTo={null}
         ariaDescribedById="pf-about-modal-content-0"
         ariaLabelledbyId="pf-about-modal-title-0"
         backgroundImageSrc="PF4DownstreamBG.svg"
@@ -76,7 +75,6 @@ exports[`AboutModal Component should render a non-connected component: show moda
       containerInfo={<div />}
     >
       <AboutModalContainer
-        appendTo={null}
         ariaDescribedById="pf-about-modal-content-0"
         ariaLabelledbyId="pf-about-modal-title-0"
         backgroundImageSrc="PF4DownstreamBG.svg"