timing: Fixing case of `internal_node` pin name.

Updating sky130_fd_sc_hs 0.0.2.

Signed-off-by: Tim 'mithro' Ansell <me@mith.ro>
tree: 0f1a54b850aca5f8fbe7652383256b03c5baf9a9
  1. cells/
  2. models/
  3. timing/
  4. LICENSE
  5. README.rst