sm8350-common: rootdir: Add shima and yupik kernel post_boot scripts

While at it, update lahaina one from odin V12.5.12.0.RKMCNXM

Apply the following commits to all scripts:
commit a7efe9f3
Author: Cosmin Tanislav <demonsingur@gmail.com>
Date:   Tue Sep 28 09:15:41 2021 +0300

    sm8350-common: rootdir: remove cpu 7 from foreground tasks

commit 52fde070
Author: Cosmin Tanislav <demonsingur@gmail.com>
Date:   Fri Sep 24 02:44:34 2021 +0300

    sm8350-common: rootdir: do not touch sleep disabled

commit 30ddf5a8
Author: Cosmin Tanislav <demonsingur@gmail.com>
Date:   Sat Sep 18 02:57:51 2021 +0300

    sm8350-common: rootdir: cleanup

Change-Id: Ibd4e8717b52c35faa4d43ade170dbde58c04ed37