74528 Handle RPCError when VM service disappears while invoking VmService.getIsolate (cla: yes, tool)

74531 Re-add tool test general per-test timeout (cla: yes, team, tool)

74534 Add connectedVmServiceUri service extension and set from flutter_tools (cla: yes, framework, tool)

74543 Fail ColdRunner.attach() eagerly when device connection fails (cla: yes, tool, waiting for tree to go green)

74545 Allow tests to override _DevFSHttpWriter._startWrite throttle time (cla: yes, team, tool, waiting for tree to go green)

74574 Handle more cases where the tool receives RPCError 112 (cla: yes, tool)

74601 Revert “Handle more cases where the tool receives RPCError 112” (cla: yes, tool)