ci: bump codecov/codecov-action from 3.1.1 to 3.1.4 #327

Job	Run time
check	2m 15s
test-electron-main	1m 43s
test-chrome	1m 58s
test-chrome-webworker	1m 53s
test-electron-renderer	48s
test-firefox	1m 57s
test-firefox-webworker	2m 1s
test-node (windows-latest, lts/*)	3m 40s
test-node (ubuntu-latest, lts/*)	1m 49s
test-node (macos-latest, lts/*)	3m 30s
test-webkit (ubuntu-latest, lts/*)	32s
test-webkit (macos-latest, lts/*)	2m 36s
test-webkit-webworker (ubuntu-latest, lts/*)	31s
test-webkit-webworker (macos-latest, lts/*)	3m 13s
release	0s
	28m 26s

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