Updating front-end dependencies (#2167)

* update to webpack 5

* update babel

* update eslint

* update cheerio

* update npm min to v7

* revert engine change

* generate package lock with npm v6 (lockfileVersion 1)

* add region to test setup

* update blueprint popover2

* tabindex changes due to blueprint popover2 revision

* update snapshots

* update lodash and pako

* fix typo

* fix lodash refactoring

* more lodash refactoring

* update babel and blueprintjs

* update jest support packages

* update puppeteer

* update regl

* update react-icons and react-helmet

* update react and react-dom

client/src/components/categorical/category/index.js

@@ -416,6 +416,7 @@ const CategoryHeader = React.memo(
                   maxWidth: isUserAnno ? LABEL_WIDTH_ANNO : LABEL_WIDTH,
                 }}
                 data-testid={`${metadataField}:category-label`}
+                tabIndex="-1"
               >
                 {metadataField}
               </span>

client/src/components/categorical/value/index.js

@@ -590,6 +590,7 @@ class CategoryValue extends React.Component {
               <span
                 data-testid={`categorical-value-${metadataField}-${displayString}`}
                 data-testclass="categorical-value"
+                tabIndex="-1"
                 style={{
                   width: labelWidth,
                   color: