update sokol (views update for gfx was breaking change)

thirdparty/sokol/build_shaders.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+set -e
+
+if [ -z "$1" ]
+then
+    echo "usage: ./build_shaders.sh [path-to-sokol-shdc]"
+    exit 1
+fi
+
+shdc="$1"
+
+build_shader() {
+    name=$1
+    dir=examples/$name
+    echo $dir
+    $shdc -i $dir/shader.glsl -o $dir/shader.odin -l glsl430:metal_macos:hlsl5 -f sokol_odin
+}
+
+build_shader blend
+build_shader bufferoffsets
+build_shader cube
+build_shader instancing
+build_shader instancing-compute
+build_shader mrt
+build_shader noninterleaved
+build_shader offscreen
+build_shader quad
+build_shader shapes
+build_shader texcube
+build_shader triangle
+build_shader vertexpull