ci(e2e): Add end-to-end tests with the store and contracts backend mocks #2035

Job	Run time
Flutter integration tests (windows)	10m 4s
Flutter Quality checks (ubuntu, p4w_ms_store)	2m 2s
Flutter Quality checks (ubuntu, ubuntupro)	4m 7s
C++ Quality Checks	3m 26s
Flutter Quality checks (windows, p4w_ms_store)	3m 55s
Flutter Quality checks (windows, ubuntupro)	5m 5s
Go Quality checks (ubuntu, agentapi)	1m 44s
Run Go tests with mocks (ubuntu, windows-agent)	4m 15s
Run Go tests with mocks (ubuntu, wsl-pro-service)	3m 13s
Go Quality checks (ubuntu, contractsapi)	44s
Run Go tests with mocks (windows, storeapi/go-wrapper/microsoftstore)	4m 4s
Go Quality checks (ubuntu, mocks)	1m 10s
Run Go tests with mocks (windows, windows-agent)	5m 22s
Go Quality checks (ubuntu, storeapi/go-wrapper/microsoftstore)	1m 18s
Run Go tests with mocks (windows, common)	3m 1s
Go Quality checks (ubuntu, windows-agent)	1m 4s
Go Quality checks (ubuntu, wsl-pro-service)	1m 15s
Go Quality checks (ubuntu, common)	1m 5s
Go Quality checks (windows, agentapi)	7m 38s
Go Quality checks (windows, contractsapi)	5m 29s
Go Quality checks (windows, mocks)	4m 26s
Go Quality checks (windows, storeapi/go-wrapper/microsoftstore)	6m 29s
Go Quality checks (windows, windows-agent)	5m 2s
Go Quality checks (windows, end-to-end)	6m 34s
Go Quality checks (windows, common)	5m 28s
	1h 38m 0s

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