Sam Atkins c0b8f47a76 LibWeb/HTML: Move connectedness check for script post_connection() ...

Corresponds to:
905384d140

Also import the test added along with that change.

2025-12-01 11:07:16 +00:00

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later-script-removed-by-earlier-script.html

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Node-appendChild-script-and-iframe.tentative.html

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