Bump yarn from 1.13.0 to 1.22.0

Bumps [yarn](https://github.com/yarnpkg/yarn) from 1.13.0 to 1.22.0.
- [Release notes](https://github.com/yarnpkg/yarn/releases)
- [Changelog](https://github.com/yarnpkg/yarn/blob/master/CHANGELOG.md)
- [Commits](https://github.com/yarnpkg/yarn/compare/v1.13.0...v1.22.0)

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

package-lock.json

@@ -12241,9 +12241,9 @@
             }
         },
         "yarn": {
-            "version": "1.13.0",
-            "resolved": "http://registry.npm.taobao.org/yarn/download/yarn-1.13.0.tgz",
-            "integrity": "sha1-r/qclWc5VIAkBoUyqQLPGMnLUj8="
+            "version": "1.22.0",
+            "resolved": "https://registry.npmjs.org/yarn/-/yarn-1.22.0.tgz",
+            "integrity": "sha512-KMHP/Jq53jZKTY9iTUt3dIVl/be6UPs2INo96+BnZHLKxYNTfwMmlgHTaMWyGZoO74RI4AIFvnWhYrXq2USJkg=="
         }
     }
 }

package.json

@@ -28,6 +28,6 @@
         "inline-attachment": "^2.0.3",
         "npm": "^6.9.0",
         "simplemde": "^1.11.2",
-        "yarn": "^1.13.0"
+        "yarn": "^1.22.0"
     }
 }