chore(deps): update ghcr.io/astral-sh/uv docker tag to v0.13.6 (#853)

Co-authored-by: rknightion-renovate[bot] <268667784+rknightion-renovate[bot]@users.noreply.github.com>

Author: rknightion-renovate[bot]

Dockerfile

@@ -38,7 +38,7 @@ ENV UV_COMPILE_BYTECODE=1 \
 # unattended. (The previous curl+tarball+sha256sum approach could not: Renovate bumped the version
 # ARG but had no way to compute the tarball hashes, so every bump broke the build.)
 # The image is a multi-arch index (linux/amd64 + linux/arm64), so no TARGETARCH handling is needed.
-COPY --from=ghcr.io/astral-sh/uv:0.13.5@sha256:32a7bb39b496babbd997b0a39a4d66c126bdaf5661b302bf6f06abda8deca6ff /uv /uvx /bin/
+COPY --from=ghcr.io/astral-sh/uv:0.13.6@sha256:af22a52f5eafef3d78e551599d405c02df61919d18028f0cea8eda93bc9986d0 /uv /uvx /bin/
 
 # Copy dependency files first (most cacheable layer)
 COPY pyproject.toml uv.lock ./