Bump cypress from 13.4.0 to 13.6.0 in /backstage

Bumps [cypress](https://github.com/cypress-io/cypress) from 13.4.0 to 13.6.0.
- [Release notes](https://github.com/cypress-io/cypress/releases)
- [Changelog](https://github.com/cypress-io/cypress/blob/develop/CHANGELOG.md)
- [Commits](cypress-io/cypress@v13.4.0...v13.6.0)

---
updated-dependencies:
- dependency-name: cypress
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

backstage/yarn.lock

@@ -10716,9 +10716,9 @@ ctrlc-windows@^2.1.0:
   integrity sha512-OrX5KI+K+2NMN91QIhYZdW7VDO2YsSdTZW494pA7Nvw/wBdU2hz+MGP006bR978zOTrG6Q8EIeJvLJmLqc6MsQ==
 
 cypress@^13.1.0:
-  version "13.4.0"
-  resolved "https://registry.yarnpkg.com/cypress/-/cypress-13.4.0.tgz#7d91069983ba7c664c505abde84d3e3e20484344"
-  integrity sha512-KeWNC9xSHG/ewZURVbaQsBQg2mOKw4XhjJZFKjWbEjgZCdxpPXLpJnfq5Jns1Gvnjp6AlnIfpZfWFlDgVKXdWQ==
+  version "13.6.0"
+  resolved "https://registry.yarnpkg.com/cypress/-/cypress-13.6.0.tgz#b98b7b837679012ed09c7ecee5565bf7b31d4982"
+  integrity sha512-quIsnFmtj4dBUEJYU4OH0H12bABJpSujvWexC24Ju1gTlKMJbeT6tTO0vh7WNfiBPPjoIXLN+OUqVtiKFs6SGw==
   dependencies:
     "@cypress/request" "^3.0.0"
     "@cypress/xvfb" "^1.2.4"