fix: gateway conformance improvements #264

Job	Run time
js-test-and-release / check	2m 8s
js-test-and-release / test-firefox	49s
js-test-and-release / test-chrome-webworker	39s
js-test-and-release / test-node (windows-latest, lts/*)	3m 55s
js-test-and-release / test-chrome	44s
js-test-and-release / test-node (ubuntu-latest, lts/*)	43s
js-test-and-release / test-webkit-webworker (ubuntu-latest, lts/*)	52s
js-test-and-release / test-webkit-webworker (macos-latest, lts/*)	3m 11s
js-test-and-release / test-node (macos-latest, lts/*)	3m 15s
js-test-and-release / test-electron-main	41s
js-test-and-release / test-electron-renderer	23s
js-test-and-release / test-firefox-webworker	42s
js-test-and-release / test-webkit (ubuntu-latest, lts/*)	51s
js-test-and-release / test-webkit (macos-latest, lts/*)	2m 53s
js-test-and-release / release-check	0s
js-test-and-release / release	0s
	21m 46s

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