fix: www/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-WS-7266574
- https://snyk.io/vuln/SNYK-JS-Y18N-1021887
- https://snyk.io/vuln/SNYK-JS-YARGSPARSER-560381
- https://snyk.io/vuln/SNYK-JS-GATSBYPLUGINMDX-2405699
- https://snyk.io/vuln/SNYK-JS-LODASH-608086
- https://snyk.io/vuln/SNYK-JS-LODASH-1040724
- https://snyk.io/vuln/SNYK-JS-IP-6240864
- https://snyk.io/vuln/SNYK-JS-DICER-2311764
- https://snyk.io/vuln/SNYK-JS-BABELTRAVERSE-5962462
- https://snyk.io/vuln/SNYK-JS-LODASH-567746
- https://snyk.io/vuln/SNYK-JS-JSON5-3182856
- https://snyk.io/vuln/SNYK-JS-NODEFETCH-2342118
- https://snyk.io/vuln/SNYK-JS-LODASH-6139239
- https://snyk.io/vuln/SNYK-JS-BRACES-6838727
- https://snyk.io/vuln/SNYK-JS-CROSSSPAWN-8303230
- https://snyk.io/vuln/SNYK-JS-NODEFETCH-674311
- https://snyk.io/vuln/SNYK-JS-AJV-584908
- https://snyk.io/vuln/SNYK-JS-SHELLQUOTE-1766506
- https://snyk.io/vuln/SNYK-JS-TRIM-1017038
- https://snyk.io/vuln/SNYK-JS-ASYNC-2441827
- https://snyk.io/vuln/SNYK-JS-NTHCHECK-1586032
- https://snyk.io/vuln/SNYK-JS-SEMVER-3247795
- https://snyk.io/vuln/SNYK-JS-WEBPACKDEVMIDDLEWARE-6476555
- https://snyk.io/vuln/SNYK-JS-INI-1048974
- https://snyk.io/vuln/SNYK-JS-JSONSCHEMA-1920922
- https://snyk.io/vuln/SNYK-JS-OBJECTPATH-1017036
- https://snyk.io/vuln/SNYK-JS-TAR-6476909
- https://snyk.io/vuln/SNYK-JS-DOTPROP-543489
- https://snyk.io/vuln/SNYK-JS-MINIMIST-559764
- https://snyk.io/vuln/SNYK-JS-OBJECTPATH-1569453
- https://snyk.io/vuln/SNYK-JS-INFLIGHT-6095116
- https://snyk.io/vuln/SNYK-JS-MICROMATCH-6838728
- https://snyk.io/vuln/SNYK-JS-IP-7148531
- https://snyk.io/vuln/SNYK-JS-ACORN-559469
- https://snyk.io/vuln/SNYK-JS-APOLLOSERVERCORE-2928764
- https://snyk.io/vuln/SNYK-JS-APOLLOSERVERCORE-571663
- https://snyk.io/vuln/npm:underscore.string:20170908
- https://snyk.io/vuln/SNYK-JS-NORMALIZEURL-1296539
- https://snyk.io/vuln/SNYK-JS-REQUEST-3361831
- https://snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873
- https://snyk.io/vuln/SNYK-JS-ROLLUP-8073097
- https://snyk.io/vuln/SNYK-JS-OBJECTPATH-1585658
- https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595
- https://snyk.io/vuln/SNYK-JS-LODASH-1018905
- https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640
- https://snyk.io/vuln/SNYK-JS-GATSBYPLUGINMDX-5671902
- https://snyk.io/vuln/SNYK-JS-BROWSERSLIST-1090194
- https://snyk.io/vuln/SNYK-JS-COLORSTRING-1082939
- https://snyk.io/vuln/SNYK-JS-GLOBPARENT-1016905
- https://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355
- https://snyk.io/vuln/SNYK-JS-HTTPCACHESEMANTICS-3248783
- https://snyk.io/vuln/SNYK-JS-ISSVG-1085627
- https://snyk.io/vuln/SNYK-JS-ISSVG-1243891
- https://snyk.io/vuln/SNYK-JS-PATHPARSE-1077067
- https://snyk.io/vuln/SNYK-JS-WS-1296835
- https://snyk.io/vuln/SNYK-JS-GOT-2932019
- https://snyk.io/vuln/SNYK-JS-MINIMIST-2429795
- https://snyk.io/vuln/npm:braces:20180219
- https://snyk.io/vuln/npm:debug:20170905
- https://snyk.io/vuln/SNYK-JS-KINDOF-537849
- https://snyk.io/vuln/SNYK-JS-MINIMATCH-3050818
- https://snyk.io/vuln/SNYK-JS-POSTCSS-5926692
- https://snyk.io/vuln/SNYK-JS-APOLLOSERVERCORE-5876618

www/package.json

@@ -8,30 +8,30 @@
         "start": "gatsby develop --port 8090"
     },
     "dependencies": {
-        "@mdx-js/mdx": "^1.6.5",
+        "@mdx-js/mdx": "^2.0.0",
         "@mdx-js/react": "^1.6.5",
         "@thumbtack/thumbprint-icons": "4.1.0",
-        "@thumbtack/thumbprint-react": "^14.18.2",
-        "@thumbtack/thumbprint-scss": "^4.0.3",
+        "@thumbtack/thumbprint-react": "^0.1.0",
+        "@thumbtack/thumbprint-scss": "^0.1.0",
         "classnames": "^2.2.5",
         "clickable-box": "^1.0.0",
         "docsearch.js": "^2.6.2",
         "dotenv": "^8.1.0",
-        "gatsby": "^2.23.3",
+        "gatsby": "^5.14.0",
         "gatsby-plugin-compile-es6-packages": "^2.1.0",
         "gatsby-plugin-google-analytics": "^2.3.4",
-        "gatsby-plugin-lodash": "^3.3.4",
-        "gatsby-plugin-mdx": "^1.2.15",
-        "gatsby-plugin-netlify": "^2.3.5",
+        "gatsby-plugin-lodash": "^6.13.1",
+        "gatsby-plugin-mdx": "^5.10.0",
+        "gatsby-plugin-netlify": "^3.2.0",
         "gatsby-plugin-react-helmet": "^3.3.4",
-        "gatsby-plugin-sass": "^2.3.4",
+        "gatsby-plugin-sass": "^3.0.0",
         "gatsby-plugin-sitemap": "^2.4.5",
-        "gatsby-remark-copy-linked-files": "^2.3.5",
+        "gatsby-remark-copy-linked-files": "^3.1.0",
         "gatsby-remark-smartypants": "^2.3.4",
-        "gatsby-source-filesystem": "^2.3.11",
-        "gatsby-source-graphql": "^2.5.4",
+        "gatsby-source-filesystem": "^4.21.0",
+        "gatsby-source-graphql": "^4.7.0",
         "gatsby-transformer-json": "^2.4.5",
-        "gatsby-transformer-react-docgen": "^5.2.5",
+        "gatsby-transformer-react-docgen": "^6.7.0",
         "invariant": "^2.2.4",
         "lodash": "^4.17.21",
         "mousetrap": "^1.6.2",