fix: devenv/docker/blocks/prometheus_basic_auth_proxy/Dockerfile to r…

…educe vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-ALPINE312-APKTOOLS-1533753
- https://snyk.io/vuln/SNYK-ALPINE312-CURL-1585256
- https://snyk.io/vuln/SNYK-ALPINE312-CURL-1585256
- https://snyk.io/vuln/SNYK-ALPINE312-FREETYPE-2809179
- https://snyk.io/vuln/SNYK-ALPINE312-ZLIB-2977082

devenv/docker/blocks/prometheus_basic_auth_proxy/Dockerfile

@@ -1,4 +1,4 @@
-FROM nginx:1.19.3-alpine
+FROM nginx:1.25.4-alpine
 
 COPY nginx.conf /etc/nginx/nginx.conf
 COPY htpasswd /etc/nginx/htpasswd