build(deps): bump yarn from 1.22.19 to 1.22.21

Bumps [yarn](https://github.com/yarnpkg/yarn) from 1.22.19 to 1.22.21.
- [Release notes](https://github.com/yarnpkg/yarn/releases)
- [Changelog](https://github.com/yarnpkg/yarn/blob/master/CHANGELOG.md)
- [Commits](yarnpkg/yarn@v1.22.19...v1.22.21)

---
updated-dependencies:
- dependency-name: yarn
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -18,7 +18,7 @@
     "react-simple-code-editor": "^0.13.1",
     "react-tabs": "^6.0.2",
     "sql-formatter": "^12.2.0",
-    "yarn": "^1.22.19"
+    "yarn": "^1.22.21"
   },
   "name": "dbhub.io",
   "version": "0.5.0",

yarn.lock

@@ -4149,10 +4149,10 @@ yaml@^1.10.0:
   resolved "https://registry.npmjs.org/yaml/-/yaml-1.10.2.tgz"
   integrity sha512-r3vXyErRCYJ7wg28yvBY5VSoAF8ZvlcW9/BwUzEtUsjvX/DKs24dIkuwjtuprwJJHsbyUbLApepYTR1BN4uHrg==
 
-yarn@^1.22.19:
-  version "1.22.19"
-  resolved "https://registry.npmjs.org/yarn/-/yarn-1.22.19.tgz"
-  integrity sha512-/0V5q0WbslqnwP91tirOvldvYISzaqhClxzyUKXYxs07yUILIs5jx/k6CFe8bvKSkds5w+eiOqta39Wk3WxdcQ==
+yarn@^1.22.21:
+  version "1.22.21"
+  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.22.21.tgz#1959a18351b811cdeedbd484a8f86c3cc3bbaf72"
+  integrity sha512-ynXaJsADJ9JiZ84zU25XkPGOvVMmZ5b7tmTSpKURYwgELdjucAOydqIOrOfTxVYcNXe91xvLZwcRh68SR3liCg==
 
 yauzl@^2.10.0:
   version "2.10.0"