Dependabot: Bump babel-jest from 26.3.0 to 26.6.3 (#221)

Bumps [babel-jest](https://github.com/facebook/jest/tree/HEAD/packages/babel-jest) from 26.3.0 to 26.6.3.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/commits/v26.6.3/packages/babel-jest)

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

package.json

@@ -44,7 +44,7 @@
     "@testing-library/jest-dom": "^5.11.9",
     "@testing-library/react": "^10.4.9",
     "babel-core": "^6.26.3",
-    "babel-jest": "^26.3.0",
+    "babel-jest": "^26.6.3",
     "babel-preset-env": "^1.7.0",
     "babel-preset-react": "^6.24.1",
     "eslint": "^7.8.1",