ARC, testsuite: Update expected output for "info float" test for ARC

Signed-off-by: Anton Kolesov <akolesov@synopsys.com>
(cherry picked from commit 06b447f5f94d4daa3f6c07a108128a94518073a2)
testsuite: update expected output

Signed-off-by: Anton Kolesov <akolesov@synopsys.com>
testsuite: Fix for error in monitor.exp

Signed-off-by: Anton Kolesov <akolesov@synopsys.com>