Use find_program also in custom_target for consistency.
Use find_program also in custom_target for consistency.

jpakkane/meson,mesonbuild/meson,jpakkane/meson,pexip/meson,QuLogic/meson,mesonbuild/meson,jpakkane/meson,QuLogic/meson,QuLogic/meson,mesonbuild/meson,QuLogic/meson,jpakkane/meson,mesonbuild/meson,pexip/meson,jpakkane/meson,pexip/meson,pexip/meson,mesonbuild/meson,mesonbuild/meson,mesonbuild/meson,pexip/meson,pexip/meson,QuLogic/meson,mesonbuild/meson,jpakkane/meson,jpakkane/meson,QuLogic/meson,pexip/meson,mesonbuild/meson,pexip/meson,pexip/meson,jpakkane/meson,jpakkane/meson,mesonbuild/meson,QuLogic/meson,QuLogic/meson,pexip/meson,QuLogic/meson