Adding .gitignore file.

Updating sky130_fd_sc_hd 0.0.2.

Signed-off-by: Tim 'mithro' Ansell <me@mith.ro>
tree: e280857eff585596fbc355b5ce3770c56ac61a46
  1. cells/
  2. models/
  3. tech/
  4. timing/
  5. .gitignore
  6. LICENSE
  7. README.rst