fix(suite): Dont show update banner until discovery is finished #9966

Job	Run time
build-web	4m 22s
build-web	4m 22s
e2e-test-suite-web (@group_suite, trezor-user-env-unix, 1)	5m 26s
e2e-test-suite-web (@group_suite, trezor-user-env-unix, 1)	5m 26s
e2e-test-suite-web (@group_device-management, trezor-user-env-unix, 1)	11m 52s
e2e-test-suite-web (@group_device-management, trezor-user-env-unix, 1)	5m 5s
e2e-test-suite-web (@group_metadata, trezor-user-env-unix, 1)	5m 58s
e2e-test-suite-web (@group_metadata, trezor-user-env-unix, 1)	5m 58s
e2e-test-suite-web (@group_passphrase, trezor-user-env-unix, 1)	7m 39s
e2e-test-suite-web (@group_passphrase, trezor-user-env-unix, 1)	7m 39s
e2e-test-suite-web (@group_other, trezor-user-env-unix, 1)	2m 13s
e2e-test-suite-web (@group_other, trezor-user-env-unix, 1)	2m 13s
e2e-test-suite-web (@group_wallet, trezor-user-env-unix bitcoin-regtest, 1)	13m 50s
e2e-test-suite-web (@group_wallet, trezor-user-env-unix bitcoin-regtest, 1)	13m 50s
	1h 35m 53s

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