Bump webpack-dev-server from 4.1.1 to 4.2.0

Bumps [webpack-dev-server](https://github.com/webpack/webpack-dev-server) from 4.1.1 to 4.2.0.
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack/webpack-dev-server/compare/v4.1.1...v4.2.0)

---
updated-dependencies:
- dependency-name: webpack-dev-server
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package-lock.json

@@ -10581,15 +10581,6 @@
         "tmpl": "1.0.x"
       }
     },
-    "map-age-cleaner": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/map-age-cleaner/-/map-age-cleaner-0.1.3.tgz",
-      "integrity": "sha512-bJzx6nMoP6PDLPBFmg7+xRKeFZvFboMrGlxmNj9ClvX53KrmvM5bXFXEWjbz4cz1AFn+jWJ9z/DJSz7hrs0w3w==",
-      "dev": true,
-      "requires": {
-        "p-defer": "^1.0.0"
-      }
-    },
     "map-cache": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/map-cache/-/map-cache-0.2.2.tgz",
@@ -10619,24 +10610,6 @@
       "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g=",
       "dev": true
     },
-    "mem": {
-      "version": "8.1.1",
-      "resolved": "https://registry.npmjs.org/mem/-/mem-8.1.1.tgz",
-      "integrity": "sha512-qFCFUDs7U3b8mBDPyz5EToEKoAkgCzqquIgi9nkkR9bixxOVOre+09lbuH7+9Kn2NFpm56M3GUWVbU2hQgdACA==",
-      "dev": true,
-      "requires": {
-        "map-age-cleaner": "^0.1.3",
-        "mimic-fn": "^3.1.0"
-      },
-      "dependencies": {
-        "mimic-fn": {
-          "version": "3.1.0",
-          "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-3.1.0.tgz",
-          "integrity": "sha512-Ysbi9uYW9hFyfrThdDEQuykN4Ey6BuwPD2kpI5ES/nFTDn/98yxYNLZJcgUAKPT/mcrLLKaGzJR9YVxJrIdASQ==",
-          "dev": true
-        }
-      }
-    },
     "memfs": {
       "version": "3.2.4",
       "resolved": "https://registry.npmjs.org/memfs/-/memfs-3.2.4.tgz",
@@ -11159,12 +11132,6 @@
         "word-wrap": "^1.2.3"
       }
     },
-    "p-defer": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/p-defer/-/p-defer-1.0.0.tgz",
-      "integrity": "sha1-n26xgvbJqozXQwBKfU+WsZaw+ww=",
-      "dev": true
-    },
     "p-each-series": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/p-each-series/-/p-each-series-2.2.0.tgz",
@@ -13958,17 +13925,16 @@
       }
     },
     "webpack-dev-middleware": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-5.0.0.tgz",
-      "integrity": "sha512-9zng2Z60pm6A98YoRcA0wSxw1EYn7B7y5owX/Tckyt9KGyULTkLtiavjaXlWqOMkM0YtqGgL3PvMOFgyFLq8vw==",
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-5.1.0.tgz",
+      "integrity": "sha512-oT660AR1gOnU/NTdUQi3EiGR0iXG7CFxmKsj3ylWCBA2khJ8LFHK+sKv3BZEsC11gl1eChsltRhzUq7nWj7XIQ==",
       "dev": true,
       "requires": {
         "colorette": "^1.2.2",
-        "mem": "^8.1.1",
         "memfs": "^3.2.2",
         "mime-types": "^2.1.31",
         "range-parser": "^1.2.1",
-        "schema-utils": "^3.0.0"
+        "schema-utils": "^3.1.0"
       },
       "dependencies": {
         "@types/json-schema": {
@@ -14006,9 +13972,9 @@
       }
     },
     "webpack-dev-server": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/webpack-dev-server/-/webpack-dev-server-4.1.1.tgz",
-      "integrity": "sha512-Kl1mnCEw8Cy1Kw173gCxLIB242LfPKEOj9WoKhKz/MbryZTNrILzOJTk8kiczw/YUEPzn3gcltCQv6hDsLudRg==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/webpack-dev-server/-/webpack-dev-server-4.2.0.tgz",
+      "integrity": "sha512-iBaDkHBLfW3cEITeJWNkjZBrm+b5A3YLg8XVdNOdjUNABdXJwcsJv4dzKSnVf1q4Ch489+6epWVW6OcOyVfG7w==",
       "dev": true,
       "requires": {
         "ansi-html-community": "^0.0.8",
@@ -14034,7 +14000,7 @@
         "spdy": "^4.0.2",
         "strip-ansi": "^7.0.0",
         "url": "^0.11.0",
-        "webpack-dev-middleware": "^5.0.0",
+        "webpack-dev-middleware": "^5.1.0",
         "ws": "^8.1.0"
       },
       "dependencies": {
@@ -14071,9 +14037,9 @@
           }
         },
         "ws": {
-          "version": "8.2.1",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-8.2.1.tgz",
-          "integrity": "sha512-XkgWpJU3sHU7gX8f13NqTn6KQ85bd1WU7noBHTT8fSohx7OS1TPY8k+cyRPCzFkia7C4mM229yeHr1qK9sM4JQ==",
+          "version": "8.2.2",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-8.2.2.tgz",
+          "integrity": "sha512-Q6B6H2oc8QY3llc3cB8kVmQ6pnJWVQbP7Q5algTcIxx7YEpc0oU4NBVHlztA7Ekzfhw2r0rPducMUiCGWKQRzw==",
           "dev": true
         }
       }

package.json

@@ -70,7 +70,7 @@
     "url-loader": "^4.1.1",
     "webpack": "^5.40.0",
     "webpack-cli": "^4.8.0",
-    "webpack-dev-server": "4.1.1"
+    "webpack-dev-server": "4.2.0"
   },
   "jest": {
     "roots": [