chore(deps): update dependency @testing-library/react to v11.2.6

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This PR contains the following updates:

Package	Type	Update	Change
@testing-library/react	devDependencies	patch	11.2.5 -> 11.2.6

By merging this PR, the below issues will be automatically resolved and closed:

Severity	CVSS Score	CVE	GitHub Issue
High	7.5	CVE-2021-3807	#18

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Release Notes

testing-library/react-testing-library (@​testing-library/react)

### [`v11.2.6`](https://togithub.com/testing-library/react-testing-library/releases/tag/v11.2.6) [Compare Source](https://togithub.com/testing-library/react-testing-library/compare/v11.2.5...v11.2.6) ##### Bug Fixes - **types:** exclude tsconfig from types folder in publish flow ([#​893](https://togithub.com/testing-library/react-testing-library/issues/893)) ([58150b9](https://togithub.com/testing-library/react-testing-library/commit/58150b9efdd5515ad88e2d3373d926ee89093278))

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⚠ Artifact update problem

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The artifact failure details are included below:

File name: yarn.lock

No /opt/buildpack/tools/yarn-slim/1.22.19/bin/yarn defined - aborting