target/adi_v5_xxx: use ADIV5_DP_SELECT_APBANK

and DP_SELECT_DPBANK.
Use the defined symbols instead of magic numbers.

Change-Id: I19c86b183e57e42b96f76eed180c0492cd67bee1
Signed-off-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-on: https://review.openocd.org/c/openocd/+/7539


Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>