Bump nginxcontrib/nginx from e5a5611 to 5e6680d in /build (#5397)

Bumps nginxcontrib/nginx from `e5a5611` to `5e6680d`.

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

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

build/Dockerfile

@@ -40,7 +40,7 @@ RUN --mount=type=bind,from=opentracing-lib,target=/tmp/ot/ \
 
 
 ############################################# Base image for UBI #############################################
-FROM nginxcontrib/nginx:1.25.4-ubi@sha256:e5a56115996ebe12fe7678645a4a33fd8ce345c38e778b1f5b058b14267a50de AS ubi
+FROM nginxcontrib/nginx:1.25.4-ubi@sha256:5e6680d2b0f4d984ba2b06466c50a9b8d57b251af205811246bfc64a0cef3821 AS ubi
 ARG IC_VERSION
 
 LABEL name="NGINX Ingress Controller" \