deps(dev): bump aegir from 45.2.1 to 47.0.16 #375

Job	Run time
js-test-and-release / build	1m 11s
js-test-and-release / check	35s
js-test-and-release / test-node (ubuntu-latest, lts/*)	58s
js-test-and-release / test-node (windows-latest, lts/*)	1m 42s
js-test-and-release / test-node (macos-latest, lts/*)	1m 48s
js-test-and-release / test-chrome-webworker	17s
js-test-and-release / test-electron-renderer	22s
js-test-and-release / test-firefox-webworker	15s
js-test-and-release / test-electron-main	24s
js-test-and-release / test-firefox	1m 23s
js-test-and-release / test-webkit (macos-latest, lts/*)	1m 11s
js-test-and-release / test-webkit (ubuntu-latest, lts/*)	1m 6s
js-test-and-release / test-webkit-webworker (macos-latest, lts/*)	1m 38s
js-test-and-release / test-chrome	1m 15s
js-test-and-release / test-webkit-webworker (ubuntu-latest, lts/*)	1m 7s
js-test-and-release / release-check	1s
js-test-and-release / release	1s
	15m 14s

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