[12gevmoller_sim] [EXTERNAL] [JeffersonLab/remoll] df6b31: [pion] fix light leakage at corners near PMT

[Wouter Deconinck]

  Branch: refs/heads/bugfix-pion-pmt-light-leak
  Home:   https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_JeffersonLab_remoll&d=DwICaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=-0uahHXTLsQsllHBZNHgOynLaY6DUxqehsUJ91-BlNY&m=tdiAON4PlqUyeZFrykRCyguMVqd8Z0locRWfi87NlZU&s=gCuL-qS00ZVJX4Wxm_anO_yP9X0p_JxAfKFYfNppZtQ&e= 
  Commit: df6b3121f8cf29bbab029fa0246bb9dd9733b548
      https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_JeffersonLab_remoll_commit_df6b3121f8cf29bbab029fa0246bb9dd9733b548&d=DwICaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=-0uahHXTLsQsllHBZNHgOynLaY6DUxqehsUJ91-BlNY&m=tdiAON4PlqUyeZFrykRCyguMVqd8Z0locRWfi87NlZU&s=7Puk0eu5Z92Lrz1vOCqW5sdmxkNKBYqP-9ydss6NweA&e= 
  Author: Wouter Deconinck <wdconinc at gmail.com>
  Date:   2021-01-11 (Mon, 11 Jan 2021)

  Changed paths:
    M geometry/pion/Lucite/pionDetectorLucite.gdml

  Log Message:
  -----------
  [pion] fix light leakage at corners near PMT