Elimination of floor (_) labeled executables

Elimination of floor (_) labeled executables

[Issue#]       SSDWSSP-684

[Bug/Feature]  A security vulnerability to attacks fixed.

[Cause]        Using a floor labeled exec, a malicious process can pollute the floor labeled resources.

[Solution]     The floor labeled executables were eliminated.

[Verification] 1) Build, install and run tests.
               2) Verify that no executables from the package has the floor label.

Change-Id: I3999cb71c01a29fbe1a2e0e86b0991d21528beb3

Conflicts:

	packaging/libprivilege-control.manifest