tests: driver: can: api: Enhanced tests to check dispatching

This commit enhances the CAN API test. In the send_receive tests,
we are using two filters and frames at the same time to check
if the frame gets dispatched to the correct filter.

Signed-off-by: Alexander Wachter <[email protected]>

Author: alexanderwachter

tests/drivers/can/api/prj.conf

@@ -1,2 +1,3 @@
 CONFIG_CAN=y
+CONFIG_CAN_FD_MODE=n
 CONFIG_ZTEST=y