Bump third_party/pigweed/repo from `1f12d06` to `6b0942c` · robertfarnum/connectedhomeip@1e081d4

Docker login for 'ghcr.io' failed with exit code 1

Docker login for 'ghcr.io' failed with exit code 1, back off 3.433 seconds before retry.

Docker login for 'ghcr.io' failed with exit code 1, back off 5.452 seconds before retry.