fix: {{cookiecutter.project_slug}}/Dockerfile to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-5927133
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-5927133
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-5927133
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-5927133
- https://snyk.io/vuln/SNYK-DEBIAN11-LIBWEBP-5893094

Author: snyk-bot

{{cookiecutter.project_slug}}/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.10.6 as builder
+FROM python:3.13.3 as builder
 
 ENV PATH="/root/.local/bin:${PATH}"
 
@@ -13,7 +13,7 @@ WORKDIR /venv/
 
 RUN poetry install
 
-FROM python:3.10.6
+FROM python:3.13.3
 
 LABEL version="{{cookiecutter.version}}"
 LABEL author="{{cookiecutter.author}}"