linker_script: Remove some remaining SUBALIGN in iterable/linker sections The zephyrproject-rtos#91219 missed some entries when doing the clean-up. This removes some of remaining SUBALIGN entries in the iterable sections. Fixes CMake Warning: zephyr_linker_section(NAME ...) given unknown arguments: SUBALIGN 4 Signed-off-by: Joel Schaller <joel.schaller16@gmail.com>