lttng.swtbot: Add resources view swtbot tests

lttng.swtbot: Add resources view swtbot tests

This removes two tests from the manual tests.

Also, it adds the notion of a shared test base with
control flow view.

Change-Id: Ieea4539eafcd00d62d56347b6cab55654d137d53
Signed-off-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Reviewed-on: https://git.eclipse.org/r/83468
Reviewed-by: Hudson CI
Reviewed-by: Genevieve Bastien <gbastien+lttng@versatic.net>
Tested-by: Genevieve Bastien <gbastien+lttng@versatic.net>
Reviewed-by: Jonathan Rajotte Julien <jonathan.rajotte-julien@efficios.com>