Bootloader issue for Renesas RX65N-RSK-2MB/CK-RX65N

[TomonoriKuwada]

Issue Details
Though CMT0 (Compare Match Timer unit0) starts in the bootloader, it does not been stopped before transitioning to the application program.
As the result, CMT0 interrupt occurs at unintended time in the user application. This may cause unintended behavior.

Applicable Projects
"boot_loader" project included in the samples below

• Renesas -> RX65N-RSK-2MB -> e² studio CCRX
• Renesas -> CK-RX65N (Ethernet) -> e² studio CCRX/e² studio GNURX

Expected Behavior
The CMT0 shold be stopped before transitioning to the application program.