Reorder EXECUTE_APP_FUNCTIONS permission declaration

Temporary workaround to make sure public documentation generator would
use the "internal|privileged" one.

Flag: NONE No changes to the API/Behaviour
Bug: 448675097
Test: presubmit
Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:d104ae0ebc74f476b0c6d2c909930b1a647fe892
Merged-In: I169110a6398507a8c2b7a605c1fa7e66c89e84b3
Change-Id: I169110a6398507a8c2b7a605c1fa7e66c89e84b3