Fix JSON for muxes using udp_mux_4to2.

Fixes to the model for `udp_mux_4to2` cause the JSON layout output to
now include the cell.

Updating submodules on 2020-11-04 07:51:39 UTC

 - Updating [`sky130_fd_sc_hd` latest](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_hd/+/v0.0.2-46-g8d095dc6f..v0.0.2-48-g28019fca6) to v0.0.2-48-g28019fca6
 - Updating [`sky130_fd_sc_hd` v0.0.1](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_hd/+/v0.0.1-23-g3aaa84ef4..v0.0.1-24-g3b141743e) to v0.0.1-24-g3b141743e
 - Updating [`sky130_fd_sc_hd` v0.0.2](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_hd/+/v0.0.2-46-g8d095dc6f..v0.0.2-48-g28019fca6) to v0.0.2-48-g28019fca6
 - Updating [`sky130_fd_sc_hdll` latest](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_hdll/+/v0.1.1-50-g77450af72..v0.1.1-52-g0694bd238) to v0.1.1-52-g0694bd238
 - Updating [`sky130_fd_sc_hdll` v0.1.0](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_hdll/+/v0.1.0-25-g82ea1266..v0.1.0-26-gd1039a88) to v0.1.0-26-gd1039a88
 - Updating [`sky130_fd_sc_hdll` v0.1.1](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_hdll/+/v0.1.1-50-g77450af72..v0.1.1-52-g0694bd238) to v0.1.1-52-g0694bd238
 - Updating [`sky130_fd_sc_ls` latest](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_ls/+/v0.1.1-48-gedfe6c90b..v0.1.1-50-g4f549e30d) to v0.1.1-50-g4f549e30d
 - Updating [`sky130_fd_sc_ls` v0.1.0](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_ls/+/v0.1.0-24-g72e0ddf7a..v0.1.0-25-gf708041e1) to v0.1.0-25-gf708041e1
 - Updating [`sky130_fd_sc_ls` v0.1.1](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_ls/+/v0.1.1-48-gedfe6c90b..v0.1.1-50-g4f549e30d) to v0.1.1-50-g4f549e30d
 - Updating [`sky130_fd_sc_ms` latest](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_ms/+/v0.0.2-50-gfa42f3825..v0.0.2-52-g390bbc90b) to v0.0.2-52-g390bbc90b
 - Updating [`sky130_fd_sc_ms` v0.0.1](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_ms/+/v0.0.1-25-g2fbf63838..v0.0.1-26-ge1bcbf8ee) to v0.0.1-26-ge1bcbf8ee
 - Updating [`sky130_fd_sc_ms` v0.0.2](https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_fd_sc_ms/+/v0.0.2-50-gfa42f3825..v0.0.2-52-g390bbc90b) to v0.0.2-52-g390bbc90b

 * libraries/sky130_fd_sc_hd/latest 8d095dc...28019fc (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_hd/v0.0.1 3aaa84e...3b14174 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_hd/v0.0.2 8d095dc...28019fc (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_hdll/latest 77450af...0694bd2 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_hdll/v0.1.0 82ea126...d1039a8 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_hdll/v0.1.1 77450af...0694bd2 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_ls/latest edfe6c9...4f549e3 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_ls/v0.1.0 72e0ddf...f708041 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_ls/v0.1.1 edfe6c9...4f549e3 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_ms/latest fa42f38...390bbc9 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_ms/v0.0.1 2fbf638...e1bcbf8 (1):
   > Fix JSON for muxes using udp_mux_4to2.

 * libraries/sky130_fd_sc_ms/v0.0.2 fa42f38...390bbc9 (1):
   > Fix JSON for muxes using udp_mux_4to2.

Signed-off-by: Tim 'mithro' Ansell <me@mith.ro>
12 files changed