Avoid using glob pattern to fix a security hotspot

Dockerfile

@@ -2,7 +2,7 @@ FROM python:3.12 AS build
 
 WORKDIR /tmp
 RUN pip install poetry
-COPY ./pyproject.toml ./poetry.lock* /tmp/
+COPY ./pyproject.toml ./poetry.lock /tmp/
 RUN poetry export -f requirements.txt --output requirements.txt --without-hashes
 
 FROM python:3.12-slim