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feat(hub): track iframe soft navigations so the address bar and session route stay live #825

Job	Run time
unit-test / test (ubuntu-latest, 26)	2m 45s
unit-test / test (ubuntu-latest, 24)	2m 46s
unit-test / test (windows-latest, 24)	4m 4s
unit-test / test (windows-latest, 26)	3m 57s
unit-test / test (windows-latest, 22)	4m 38s
e2e	2m 56s
unit-test / test (ubuntu-latest, 22)	2m 54s
unit-test / lint	59s
	24m 59s