fix hack

Author: VeyPatch

.github/workflows/build_binaries.yaml

@@ -12,7 +12,7 @@ jobs:
     with:
       qmk_repo: vial-kb/vial-qmk
       qmk_ref: vial
-      preparation_command: 'for CONVERTER in "$GITHUB_WORKSPACE/converters/*/"; do ln -s $KB vial-qmk/platforms/chibios/converters/ ; done'
+      preparation_command: 'ln -s "$GITHUB_WORKSPACE/converters/promicro_to_halcyon/" vial-qmk/platforms/chibios/converters/'
 
   publish:
     name: 'QMK Userspace Publish'