Bump opentracing/nginx-opentracing from nginx-1.23.3 to nginx-1.23.4 in /build (#3709)

Bump opentracing/nginx-opentracing in /build

Bumps opentracing/nginx-opentracing from nginx-1.23.3 to nginx-1.23.4.

---
updated-dependencies:
- dependency-name: opentracing/nginx-opentracing
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

build/Dockerfile

@@ -5,8 +5,8 @@ ARG DOWNLOAD_TAG=edge
 
 
 ############################################# Base images containing libs for Opentracing #############################################
-FROM opentracing/nginx-opentracing:nginx-1.23.3 as opentracing-lib
-FROM opentracing/nginx-opentracing:nginx-1.23.3-alpine as alpine-opentracing-lib
+FROM opentracing/nginx-opentracing:nginx-1.23.4 as opentracing-lib
+FROM opentracing/nginx-opentracing:nginx-1.23.4-alpine as alpine-opentracing-lib
 
 
 ############################################# Base image for Debian #############################################