Don't install /usr/share/fonts/fonts.tgz

:Release Notes:
Added fonts.tgz install excluding line to CMakeLists.txt

:Detailed Notes:
Previously the fix was implemented in luna-init.bb to remove installed
file.
Now no need to remove the file after installation.
luna-init.bb should be updated to remove extra deleting fonts.tgz

:Testing Performed:
Removed deleting line from luna-init.bb.
Checked that the file installed.
Applied the fix.
Turned back deleting line to luna-init. Built. Removed again.
Checked that the file was not installed after build.

:QA Notes:

:Issues Addressed:
[BHV-426] luna-init: Don't install /usr/share/fonts/fonts.tgz

Open-webOS-DCO-1.0-Signed-off-by: Sergiy Kryvonos <sergiy.kryvonos@lge.com>

Change-Id: Iab47726b2d05a514d0f1b81d30e4470cff86b024
Reviewed-on: https://g2g.palm.com/4848
Reviewed-by: DCO Verification
Reviewed-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>
Tested-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>