build: bump nginxproxy/docker-gen from 0.14.2 to 0.14.3

Bumps nginxproxy/docker-gen from 0.14.2 to 0.14.3.

---
updated-dependencies:
- dependency-name: nginxproxy/docker-gen
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/nginxproxy/docker-gen:0.14.2 AS docker-gen
+FROM docker.io/nginxproxy/docker-gen:0.14.3 AS docker-gen
 
 FROM docker.io/library/alpine:3.20.3