Add libnvidia-wayland-client.so if available

Fixes https://github.com/Frogging-Family/nvidia-all/issues/196

PKGBUILD

@@ -298,7 +298,7 @@ fi
 
 pkgname=("${_pkgname_array[@]}")
 pkgver=$_driver_version
-pkgrel=250
+pkgrel=251
 arch=('x86_64')
 url="http://www.nvidia.com/"
 license=('custom:NVIDIA')
@@ -1480,6 +1480,12 @@ nvidia-egl-wayland-tkg() {
     ln -s libnvidia-egl-wayland.so."${_eglwver}" "${pkgdir}"/usr/lib/libnvidia-egl-wayland.so.1
     ln -s libnvidia-egl-wayland.so.1 "${pkgdir}"/usr/lib/libnvidia-egl-wayland.so
 
+    if [[ -e libnvidia-wayland-client.so.${pkgver} ]]; then
+      install -Dm755 libnvidia-wayland-client.so."${pkgver}" "${pkgdir}"/usr/lib/libnvidia-wayland-client.so."${pkgver}"
+      ln -s libnvidia-wayland-client.so."${pkgver}" "${pkgdir}"/usr/lib/libnvidia-wayland-client.so.1
+      ln -s libnvidia-wayland-client.so.1 "${pkgdir}"/usr/lib/libnvidia-wayland-client.so
+    fi
+
     install -Dm755 10_nvidia_wayland.json "${pkgdir}"/usr/share/egl/egl_external_platform.d/10_nvidia_wayland.json
     install -Dm755 "$where"/egl-wayland/licenses/egl-wayland/COPYING "${pkgdir}"/usr/share/licenses/egl-wayland/COPYING
     install -Dm755 "$where"/egl-wayland/pkgconfig/wayland-eglstream-protocols.pc "${pkgdir}"/usr/share/pkgconfig/wayland-eglstream-protocols.pc