docs: Updates schematic docs for new config file type

[jennifer-shehane]

User facing changelog

N/A - just updating readme of cypress-schematic

Additional details

The configuration file within Cypress since 10.0 defaults to a JavaScript file, not JSON. This updates the cypress-schematic readme to use the js file instead of json in their examples.

PR Tasks

• N/A Have tests been added/updated?
• N/A Has the original issue (or this PR, if no issue exists) been tagged with a release in ZenHub? (user-facing changes only)
• N/A Has a PR for user-facing changes been opened in cypress-documentation?
• N/A Have API changes been updated in the type definitions?

[cypress-bot]

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[cypress]

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Test summary

46475 • 0 • 4338 • 0 • 21

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Run details

Project	cypress
Status	Passed
Commit	4119dec
Started	Nov 10, 2022 3:01 PM
Ended	Nov 10, 2022 3:20 PM
Duration	19:23 💡
OS	Linux Debian -
Browser	Multiple

View run in Cypress Dashboard ➡️

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Flakiness

	specs.cy.ts		1
1	... > opens config file in ide from SpecPattern
	e2e/origin/cookie_behavior.cy.ts		4
1	... > same site / cross origin > XMLHttpRequest > sets cookie on same-site request if withCredentials is true, and attaches to same-site request if withCredentials is true
2	... > same site / cross origin > fetch > sets same-site cookies if "include" credentials option is specified from request, but does not attach same-site cookies to request by default (same-origin)
3	... > same site / cross origin > XMLHttpRequest > sets cookie on same-site request if withCredentials is true, and attaches to same-site request if withCredentials is true
4	... > same site / cross origin > fetch > sets same-site cookies if "include" credentials option is specified from request, but does not attach same-site cookies to request by default (same-origin)
This comment includes only the first 5 flaky tests. See all 21 flaky tests in the Cypress Dashboard.

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