chore(docker-config): Simplify config and remove entrypoint

Author: salome-voltz

Dockerfile

@@ -24,5 +24,4 @@ RUN pip install .
 WORKDIR /data
 VOLUME [ "/data" ]
 
-ENTRYPOINT ["/app/docker/entrypoint.sh"]
 CMD ["ggshield"]

docker/actions-secret-entrypoint.sh

@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 set -euo pipefail
 args=("$@")
-exec /app/docker/entrypoint.sh ggshield secret scan -v ${args[@]} ci
+ggshield secret scan -v ${args[@]} ci