Disable wheel delocation on macos

The executorch build system will ensure that .dylib/.so files have
LC_LOAD_DYLIB and LC_RPATH entries that will work when they're
installed.

Delocating (i.e., making copies of the .dylibs that ET's libs depend on)
will break any libs that depend on the torch libraries if users ever
import both `torch` and the executorch library. Both import paths must
load exactly the same file, not just a copy of it.

.github/workflows/build-wheels-m1.yml

@@ -55,6 +55,7 @@ jobs:
       # "recursive" default to do less work, and to give the buck daemon fewer
       # files to look at.
       submodules: true
+      delocate-wheel: false
       env-var-script: build/packaging/env_var_script_m1.sh
       pre-script: ${{ matrix.pre-script }}
       post-script: ${{ matrix.post-script }}