Ensure taking a bugreport generates no denials.

This commit adds new SELinux permissions and neverallow rules so that
taking a bugreport does not produce any denials.

Bug: 73256908
Test: Captured bugreports on Sailfish and Walleye and verified
that there were no denials.

Change-Id: If3f2093a2b51934938e3d7e5c42036b2e2bf6de9