build: bump nginx from 1.25.3 to 1.25.4

Bumps nginx from 1.25.3 to 1.25.4.

---
updated-dependencies:
- dependency-name: nginx
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Dockerfile.alpine

@@ -3,7 +3,7 @@ FROM nginxproxy/docker-gen:0.11.2 AS docker-gen
 FROM nginxproxy/forego:0.18.1 AS forego
 
 # Build the final image
-FROM nginx:1.25.3-alpine
+FROM nginx:1.25.4-alpine
 
 ARG NGINX_PROXY_VERSION
 # Add DOCKER_GEN_VERSION environment variable because 

Dockerfile.debian

@@ -3,7 +3,7 @@ FROM nginxproxy/docker-gen:0.11.2-debian AS docker-gen
 FROM nginxproxy/forego:0.18.1-debian AS forego
 
 # Build the final image
-FROM nginx:1.25.3
+FROM nginx:1.25.4
 
 ARG NGINX_PROXY_VERSION
 # Add DOCKER_GEN_VERSION environment variable because