fix(EndpointInput): fixes disabled condition for Query/Body/URL params

[JohnChantz]

What kind of change does this PR introduce? (check at least one)

• Bugfix
• Feature
• Code style update
• Refactor
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Does this PR introduce a breaking change? (check one)

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• No

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The PR fulfills these requirements:

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• When resolving a specific issue, it's referenced in the PR's title (e.g. fix #xxx, where "xxx" is the issue number)

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