Bump python from 3.12-alpine to 3.13-alpine

Bumps python from 3.12-alpine to 3.13-alpine.

---
updated-dependencies:
- dependency-name: python
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Dockerfile

@@ -1,5 +1,5 @@
 # ================= BUILD BACKEND ==================
-FROM python:3.12-alpine AS backend-builder
+FROM python:3.13-alpine AS backend-builder
 
 # Install the build system
 RUN apk add --update git
@@ -26,7 +26,7 @@ RUN npm install
 RUN npm run build
 
 # =============== PRODUCTION ===============
-FROM python:3.12-alpine
+FROM python:3.13-alpine
 
 # Install the application
 RUN apk add --update git gcc musl-dev bash