Add bbappend file for available glmark2 on wayland

Add bbappend file for available glmark2 on wayland

Add bbappend file of glmark2 for using it on wayland.
If you want to use glmark2, please see the following step:
  1. Add IMAGE_INSTALL_append in conf/local.conf
     >      IMAGE_INSTALL_append = " \
     >          glmark2 \
     >      "

  2. Bitbake image such as agl-demo-platform.

  3. Power up the board with created image in step 2.

  4. [on board] Modify /etc/xdg/weston/weston.ini
                for switching ivi-shell to desktop-shell
     >      [core]
     >      shell=ivi-shell.so
              ↓
     >      [core]
     >      shell=desktop-shell.so

  5. [on board] Restart weston.service
     >      # systemctl restart weston.service

  6. [on board] Execute glmark2
     >      # glmark2-es2-wayland

Change-Id: I8c6c839f4a1e0099b118f33fe3aa824a6c922e8b
Signed-off-by: Yuta Doi <yuta-d@witz-inc.co.jp>