fix: check for elementor.settings.page in isScrollSnapActive [ED-14910]

[m1ga]

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• The commit message follows our guidelines: https://github.com/elementor/elementor/blob/master/.github/CONTRIBUTING.md

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What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
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Summary

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Fixes: #19345

Uncaught TypeError: elementor.settings.page is undefined when trying to open the Elementor Editor

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An explanation of what is done in this PR

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Fixes #

[Benlola]

Only Elementor, Elementor Pro and Hello Elementor Theme, no possibility to edit something is give error: "Uncaught TypeError: e.O is not a function"

[m1ga]

@Benlola wrong place to post this. This is a PR and not related to the e.O is not a function issue.