target: esp_algorithm: drop useless typedefs

target: esp_algorithm: drop useless typedefs

There is no need to use extra typedef for the functions in struct
esp_algorithm_run_data.
Declare the type of the functions in the struct.
Split the comment lines to stay in the line limits.

Change-Id: I0afa6242e57133f8bf1b13ba541abd6b067350b0
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/8701
Reviewed-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Tested-by: jenkins