chore: sync upstream PR #7446 - Fix initial scale of webview to 100% #88

Job	Run time
lint	1m 52s
setup	11s
test-cli	1m 10s
test-android	3m 30s
test-ios (/Applications/Xcode_26.0.app)	8m 2s
test-core	1m 37s
	16m 22s

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