linux.core: add IO Analysis icons

linux.core: add IO Analysis icons

Made fore High-DPI screens.
Inspired by Hitachi Deskstar 80 gb drives. But
every rotary hard drive looks like this.

Change-Id: I3b6f1a18d950590e3a2e3c39267da1ff81598bab
Signed-off-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Reviewed-on: https://git.eclipse.org/r/81651
Reviewed-by: Hudson CI
Reviewed-by: Marc-Andre Laperle <marc-andre.laperle@ericsson.com>
Tested-by: Marc-Andre Laperle <marc-andre.laperle@ericsson.com>
Reviewed-by: Genevieve Bastien <gbastien+lttng@versatic.net>
Tested-by: Genevieve Bastien <gbastien+lttng@versatic.net>