Fix getenv usage in iree-e2e-matmul-test.c on Windows. (#7505)
Fix getenv usage in iree-e2e-matmul-test.c on Windows. (#7505)

https://docs.microsoft.com/en-us/cpp/c-runtime-library/reference/getenv-wgetenv?view=msvc-160
iree-org/iree,google/iree,google/iree,google/iree,iree-org/iree,google/iree,google/iree,iree-org/iree,iree-org/iree,iree-org/iree,iree-org/iree,iree-org/iree,google/iree,google/iree