Bump browserslist from 4.12.2 to 4.16.6 in /docs

Bumps [browserslist](https://github.com/browserslist/browserslist) from 4.12.2 to 4.16.6.
- [Release notes](https://github.com/browserslist/browserslist/releases)
- [Changelog](https://github.com/browserslist/browserslist/blob/main/CHANGELOG.md)
- [Commits](https://github.com/browserslist/browserslist/compare/4.12.2...4.16.6)

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

docs/package-lock.json

@@ -2397,15 +2397,48 @@
       }
     },
     "browserslist": {
-      "version": "4.12.2",
+      "version": "4.16.6",
-      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.12.2.tgz",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.16.6.tgz",
-      "integrity": "sha512-MfZaeYqR8StRZdstAK9hCKDd2StvePCYp5rHzQCPicUjfFliDgmuaBNPHYUTpAywBN8+Wc/d7NYVFkO0aqaBUw==",
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       "dev": true,
       "requires": {
-        "caniuse-lite": "^1.0.30001088",
+        "caniuse-lite": "^1.0.30001219",
-        "electron-to-chromium": "^1.3.483",
+        "colorette": "^1.2.2",
-        "escalade": "^3.0.1",
+        "electron-to-chromium": "^1.3.723",
-        "node-releases": "^1.1.58"
+        "escalade": "^3.1.1",
+        "node-releases": "^1.1.71"
+      },
+      "dependencies": {
+        "caniuse-lite": {
+          "version": "1.0.30001239",
+          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001239.tgz",
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+          "dev": true
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+        "colorette": {
+          "version": "1.2.2",
+          "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.2.tgz",
+          "integrity": "sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==",
+          "dev": true
+        },
+        "electron-to-chromium": {
+          "version": "1.3.759",
+          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.759.tgz",
+          "integrity": "sha512-nM76xH0t2FBH5iMEZDVc3S/qbdKjGH7TThezxC8k1Q7w7WHvIAyJh8lAe2UamGfdRqBTjHfPDn82LJ0ksCiB9g==",
+          "dev": true
+        },
+        "escalade": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
+          "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==",
+          "dev": true
+        },
+        "node-releases": {
+          "version": "1.1.73",
+          "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.73.tgz",
+          "integrity": "sha512-uW7fodD6pyW2FZNZnp/Z3hvWKeEW1Y8R1+1CnErE8cXFXzl5blBOoVB41CvMer6P6Q0S5FXDwcHgFd1Wj0U9zg==",
+          "dev": true
+        }
       }
     },
     "buffer": {
@@ -3901,12 +3934,6 @@
       "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=",
       "dev": true
     },
-    "electron-to-chromium": {
-      "version": "1.3.483",
-      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.483.tgz",
-      "integrity": "sha512-+05RF8S9rk8S0G8eBCqBRBaRq7+UN3lDs2DAvnG8SBSgQO3hjy0+qt4CmRk5eiuGbTcaicgXfPmBi31a+BD3lg==",
-      "dev": true
-    },
     "elliptic": {
       "version": "6.5.3",
       "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.3.tgz",
@@ -4056,12 +4083,6 @@
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       "dev": true
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-    "escalade": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.0.1.tgz",
-      "integrity": "sha512-DR6NO3h9niOT+MZs7bjxlj2a1k+POu5RN8CLTPX2+i78bRi9eLe7+0zXgUHMnGXWybYcL61E9hGhPKqedy8tQA==",
-      "dev": true
-    },
     "escape-goat": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/escape-goat/-/escape-goat-2.1.1.tgz",
@@ -6438,12 +6459,6 @@
         }
       }
     },
-    "node-releases": {
-      "version": "1.1.58",
-      "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.58.tgz",
-      "integrity": "sha512-NxBudgVKiRh/2aPWMgPR7bPTX0VPmGx5QBwCtdHitnqFE5/O8DeBXuIMH1nwNnw/aMo6AjOrpsHzfY3UbUJ7yg==",
-      "dev": true
-    },
     "nopt": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/nopt/-/nopt-1.0.10.tgz",