Revert "Revert "Delay start of bootanimation until after the Runtime APEX is mounted.""

This reverts commit 706bf3f628.

Reason for revert: b/124939955. bootanimation depends on libandroidicu in the Runtime APEX.
Bug: 124939955
Change-Id: I2b5a9d74a5f0ae11978ff4b0850dd7e4becb9b88

cmds/bootanimation/bootanim.rc

@@ -2,6 +2,9 @@ service bootanim /system/bin/bootanimation
     class core animation
     user graphics
     group graphics audio
+    # bootanimation depends on libandroidicu in the Runtime APEX.
+    # TODO(b/124939955): Remove this dependency on libandroidicu
+    updatable
     disabled
     oneshot
     writepid /dev/stune/top-app/tasks