ci: bump pylcm pin to 61c2436

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: hmgaudecker

.github/workflows/main.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Install pylcm (unreleased feature branch required)
         run: >-
           pip install "pylcm @
-          git+https://github.com/OpenSourceEconomics/pylcm.git@2f486dc36425ca6339a36cc8214ab4aef1d85df2"
+          git+https://github.com/OpenSourceEconomics/pylcm.git@61c2436b67ecd9df1c70e80b770be77681c5df63"
       - name: Install aca-model with test deps
         run: pip install -e . pytest pdbp
       - name: Run pytest