The vulkan configuration requires glslangValidator for build and
runtime.
Fixes configure error:
```
| CMake Error at CMakeLists.txt:191 (message):
| glslangValidator required by vulkan tests not found
```
Fixes runtime error:
```
name: vulkan@shaders@fs-large-local-array
result: fail
returncode: 1
out:
err: glslangValidator: No such file or directory
glslangValidator failed
```
Signed-off-by: Tom Hochstein <tom.hochstein@nxp.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
PACKAGECONFIG[glx] = "-DPIGLIT_BUILD_GLX_TESTS=ON,-DPIGLIT_BUILD_GLX_TESTS=OFF"
PACKAGECONFIG[opencl] = "-DPIGLIT_BUILD_CL_TESTS=ON,-DPIGLIT_BUILD_CL_TESTS=OFF,virtual/opencl-icd"
PACKAGECONFIG[x11] = "-DPIGLIT_BUILD_GL_TESTS=ON,-DPIGLIT_BUILD_GL_TESTS=OFF,${X11_DEPS}, ${X11_RDEPS}"
-PACKAGECONFIG[vulkan] = "-DPIGLIT_BUILD_VK_TESTS=ON,-DPIGLIT_BUILD_VK_TESTS=OFF,vulkan-loader"
+PACKAGECONFIG[vulkan] = "-DPIGLIT_BUILD_VK_TESTS=ON,-DPIGLIT_BUILD_VK_TESTS=OFF,glslang-native vulkan-loader,glslang"
export PIGLIT_BUILD_DIR = "../../../../git"