Move unidesk.desktop from RKGBUILD to a seperate file in resources'

[YatesMold]

                  ________________
                  \      __      /         __
                   \_____()_____/         /  )
                   '============`        /  /
                    #---\  /---#        /  /
                   (# @\| |/@  #)      /  /
                    \   (_)   /       /  /
                    |\ '---` /|      /  /
            _______/ \\_____// \____/ o_|
           /       \  /     \  /   / o_|
          / |           o|        / o_| \
         /  |  _____     |       / /   \ \
        /   |  |===|    o|      / /\    \ \
       |    |   \@/      |     / /  \    \ \
       |    |___________o|__/----)   \    \/
       |    '              ||  --)    \     |
       |___________________||  --)     \    /
            |           o|   ''''   |   \__/
            |            |          |

[TolisSth]

liti