Fixing the technology LEF file.

The technology LEF file was not updated when
https://github.com/google/skywater-pdk/pull/155 was merged.

Technology LEF file changes include;

Signed-off-by: Tim 'mithro' Ansell <tansell@google.com>
tree: 82e5990263567a718d88151b770f8dae5dde8c70
  1. cells/
  2. models/
  3. tech/
  4. timing/
  5. .gitignore
  6. LICENSE
  7. README.rst