mcu_display: bypass display_select level config if level unchange

Bypass display_select pin level configuration if the level unchanged.

Bug: 351058559
Test: manual test
Change-Id: I9237ebddc94dc7167d8daf8a169f6381164b73c9
Signed-off-by: William Tai <williamtai@google.com>
(cherry picked from commit 0dc294d7c5baeda705a877b838d41c678b4140a3)
1 file changed
tree: 098204ab2b6e2e093c48dafabb3d7b8f7973b7ce
  1. mcu_display/