Bump cross-fetch from 3.1.4 to 3.1.8 in /website (#254)

Bumps [cross-fetch](https://github.com/lquixada/cross-fetch) from 3.1.4 to 3.1.8.
- [Release notes](https://github.com/lquixada/cross-fetch/releases)
- [Changelog](https://github.com/lquixada/cross-fetch/blob/v3.1.8/CHANGELOG.md)
- [Commits](lquixada/cross-fetch@v3.1.4...v3.1.8)

---
updated-dependencies:
- dependency-name: cross-fetch
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

website/yarn.lock

@@ -4197,19 +4197,12 @@ cosmiconfig@^5.0.5, cosmiconfig@^5.1.0:
     js-yaml "^3.13.1"
     parse-json "^4.0.0"
 
-cross-fetch@^3.0.4:
-  version "3.1.4"
-  resolved "https://registry.yarnpkg.com/cross-fetch/-/cross-fetch-3.1.4.tgz#9723f3a3a247bf8b89039f3a380a9244e8fa2f39"
-  integrity sha512-1eAtFWdIubi6T4XPy6ei9iUFoKpUkIF971QLN8lIvvvwueI65+Nw5haMNKUwfJxabqlIIDODJKGrQ66gxC0PbQ==
+cross-fetch@^3.0.4, cross-fetch@^3.1.5:
+  version "3.1.8"
+  resolved "https://registry.yarnpkg.com/cross-fetch/-/cross-fetch-3.1.8.tgz#0327eba65fd68a7d119f8fb2bf9334a1a7956f82"
+  integrity sha512-cvA+JwZoU0Xq+h6WkMvAUqPEYy92Obet6UdKLfW60qn99ftItKjB5T+BkyWOFWe2pUyfQ+IJHmpOTznqk1M6Kg==
   dependencies:
-    node-fetch "2.6.1"
-
-cross-fetch@^3.1.5:
-  version "3.1.7"
-  resolved "https://registry.yarnpkg.com/cross-fetch/-/cross-fetch-3.1.7.tgz#5f5a1e97021f427166fed50f86d48fc70bcd916e"
-  integrity sha512-Ff9FKeIMm0Rx1o8TEV87bTK5M232akt7uSAYrSTU/QA/W6Jj9P+fWn1mxGgl+dwDzpFoAY35OIS2SJXA8WEWKA==
-  dependencies:
-    node-fetch "2.6.12"
+    node-fetch "^2.6.12"
 
 cross-spawn@^6.0.0, cross-spawn@^6.0.5:
   version "6.0.5"
@@ -7143,25 +7136,25 @@ node-dir@^0.1.17:
   dependencies:
     minimatch "^3.0.2"
 
-node-fetch@2.6.1, node-fetch@^2.2.0, node-fetch@^2.6.0:
+node-fetch@^2.2.0, node-fetch@^2.6.0:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.1.tgz#045bd323631f76ed2e2b55573394416b639a0052"
   integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
 
-node-fetch@2.6.12, node-fetch@^2.6.7:
-  version "2.6.12"
-  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.12.tgz#02eb8e22074018e3d5a83016649d04df0e348fba"
-  integrity sha512-C/fGU2E8ToujUivIO0H+tpQ6HWo4eEmchoPIoXtxCrVghxdKq+QOHqEZW7tuP3KlV3bC8FRMO5nMCC7Zm1VP6g==
-  dependencies:
-    whatwg-url "^5.0.0"
-
 node-fetch@^2.6.1:
   version "2.6.7"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.7.tgz#24de9fba827e3b4ae44dc8b20256a379160052ad"
   integrity sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==
   dependencies:
     whatwg-url "^5.0.0"
 
+node-fetch@^2.6.12, node-fetch@^2.6.7:
+  version "2.6.12"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.12.tgz#02eb8e22074018e3d5a83016649d04df0e348fba"
+  integrity sha512-C/fGU2E8ToujUivIO0H+tpQ6HWo4eEmchoPIoXtxCrVghxdKq+QOHqEZW7tuP3KlV3bC8FRMO5nMCC7Zm1VP6g==
+  dependencies:
+    whatwg-url "^5.0.0"
+
 node-forge@^1, node-forge@^1.2.1, node-forge@^1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-1.3.1.tgz#be8da2af243b2417d5f646a770663a92b7e9ded3"