Add group_independent_custom_shaders.py to the vgf BUCK target

Author: Gasoonjia

backends/arm/BUCK

@@ -103,6 +103,7 @@ fbcode_target(
         "vgf/__init__.py",
         "vgf/_passes/__init__.py",
         "vgf/_passes/fuse_grid_sampler_flow_offset.py",
+        "vgf/_passes/group_independent_custom_shaders.py",
         "vgf/_passes/insert_grid_sampler_grid_dequant_pass.py",
         "vgf/_passes/rewrite_grid_sampler_to_tosa_custom.py",
         "vgf/backend.py",