fix(connect): test install to use target ES2019 #5181

Job	Run time
extract-branch	2s
build-deploy	7m 49s
methods / core_in_popup	1m 36s
passphrase / web	1m 36s
methods / web	1m 35s
methods / webextension	0s
browser-support / web	1m 34s
passphrase / webextension	1m 35s
passphrase / core_in_popup	1m 36s
permissions / web	1m 36s
browser-support / core_in_popup	0s
browser-support / webextension	0s
permissions / core_in_popup	0s
permissions / webextension	0s
popup-close / core_in_popup	1m 36s
popup-close / web	1m 35s
popup-close / webextension	1m 35s
popup-pages / web	1m 35s
popup-pages / core_in_popup	0s
popup-pages / webextension	0s
transport / core_in_popup	0s
transport / webextension	0s
transport / web	1m 35s
webextension-examples / core_in_popup	0s
webextension-examples / webextension	1m 35s
webextension-examples / web	0s
	28m 30s

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