chore(deps): update dependency @cypress/fiddle to v1.18.3

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
@cypress/fiddle	devDependencies	patch	1.18.2 -> 1.18.3

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Release Notes

cypress-io/cypress-fiddle

### [`v1.18.3`](https://togithub.com/cypress-io/cypress-fiddle/releases/v1.18.3) [Compare Source](https://togithub.com/cypress-io/cypress-fiddle/compare/v1.18.2...v1.18.3) ##### Bug Fixes - empty test block in markdown test should not fail the test ([#​134](https://togithub.com/cypress-io/cypress-fiddle/issues/134)) ([7a7f74d](https://togithub.com/cypress-io/cypress-fiddle/commit/7a7f74deedc74db214182ab155efc595f1c197a8))

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