oprofileui: Add Icons to oprofileui-viewer package

oprofileui: Add Icons to oprofileui-viewer package

Fixes the following warning:

WARNING: QA Issue: oprofileui: Files/directories were installed but not shipped
  /usr/share/icons
  /usr/share/icons/hicolor
  /usr/share/icons/hicolor/16x16
  /usr/share/icons/hicolor/32x32
  /usr/share/icons/hicolor/48x48
  /usr/share/icons/hicolor/24x24
  /usr/share/icons/hicolor/scalable
  /usr/share/icons/hicolor/22x22
  /usr/share/icons/hicolor/16x16/apps
  /usr/share/icons/hicolor/16x16/apps/oprofile-viewer.png
  /usr/share/icons/hicolor/32x32/apps
  /usr/share/icons/hicolor/32x32/apps/oprofile-viewer.png
  /usr/share/icons/hicolor/48x48/apps
  /usr/share/icons/hicolor/48x48/apps/oprofile-viewer.png
  /usr/share/icons/hicolor/24x24/apps
  /usr/share/icons/hicolor/24x24/apps/oprofile-viewer.png
  /usr/share/icons/hicolor/scalable/apps
  /usr/share/icons/hicolor/scalable/apps/oprofile-viewer.svg
  /usr/share/icons/hicolor/22x22/apps
  /usr/share/icons/hicolor/22x22/apps/oprofile-viewer.png

(From OE-Core rev: b5683038d36fce49abebe44ec4212a5d128b5668)

Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>