CMake Uninstall Target

[fabianbs96]

Story

While phasar provides an install target in its cmake lists, it lacks an automated way to uninstall phasar from the system.
Add it!

Prerequisites

• issue x

Out Of Scope

• A isn't part of this

Acceptance Criteria

The following acceptance criteria are defined regarding the result of this story:
Clarify what the final result should be, not how to accomplish it.

• PhASAR provides an uninstall target, i.e. sudo ninja uninstall should work (or sth similar)
• The uninstall target should revert all changes to the system done by the install target

Related Stories

• none

Follow-up Stories

• none

[fabianbs96]

See #555