chore(nginx-rootless): update nginx docker tag to v1.29.6

Author: renovate-bot

containers/nginx-rootless/Dockerfile

@@ -1,9 +1,9 @@
 # platforms: linux/amd64,linux/386,linux/arm64,linux/arm/v7,linux/arm/v6,linux/ppc64le,linux/s390x
 # renovate: datasource=docker depName=nginx extractVersion=^(?<version>.*)-alpine$
-# app_version: 1.29.5
+# app_version: 1.29.6
 # revision: 1
 # description: Nginx image modified to run without root privileges
-FROM  nginx:1.29.5-alpine@sha256:1d13701a5f9f3fb01aaa88cef2344d65b6b5bf6b7d9fa4cf0dca557a8d7702ba
+FROM  nginx:1.29.6-alpine@sha256:eb37f58646a901dc7727cf448cae36daaefaba79de33b5058dab79aa4c04aefb
 
 # make it run on non-root
 RUN   mkdir -p /var/log/nginx /var/cache/nginx /run/nginx && \