chore(deps-scanners): bump python in /docker/scanners/cisco (#1196)

Bumps python from 3.12-slim to 3.14-slim.

---
updated-dependencies:
- dependency-name: python
  dependency-version: 3.14-slim
  dependency-type: direct:production
...

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Author: dependabot[bot]

docker/scanners/cisco/Dockerfile

@@ -8,7 +8,7 @@
 # arg list at runtime (see registry_bundled.go).
 #
 # Published as: ghcr.io/smart-mcp-proxy/scanner-cisco:latest
-FROM python:3.12-slim
+FROM python:3.14-slim
 
 LABEL org.opencontainers.image.source="https://github.com/smart-mcp-proxy/mcpproxy-go"
 LABEL org.opencontainers.image.description="Cisco MCP Scanner (YARA + readiness) packaged for MCPProxy"