[ET-VK][ez] Log GLSL file path on compile error (pytorch#9064)

## Context

Make it much easier to debug GLSL compile errors by logging the path of the GLSL file when it fails to compile.

This makes it easy to quickly open up the generated GLSL and see what the compiler is complaining about.

Differential Revision: [D70795732](https://our.internmc.facebook.com/intern/diff/D70795732/)

ghstack-source-id: 270409395
Pull Request resolved: pytorch#9050

Co-authored-by: Stephen Jia <[email protected]>

Author: pytorchbot

backends/vulkan/runtime/gen_vulkan_spv.py

@@ -769,7 +769,12 @@ def process_shader(shader_paths_pair):
                     + self.glslc_flags.split()
                 )
 
-                subprocess.check_call(cmd)
+                try:
+                    subprocess.check_call(cmd)
+                except subprocess.CalledProcessError as e:
+                    raise RuntimeError(
+                        f"Failed to compile {os.getcwd()}/{glsl_out_path}"
+                    ) from e
 
                 return (spv_out_path, glsl_out_path)