Eliminated direct references to dockerhub images

Dockerfile

-# syntax=docker/dockerfile:1.5
+# syntax=registry.gitlab.syncad.com/hive/common-ci-configuration/dockerfile:1.5
 ARG PSQL_CLIENT_VERSION=14-1
 FROM registry.gitlab.syncad.com/hive/common-ci-configuration/psql:${PSQL_CLIENT_VERSION} AS psql
 

Dockerfile.rewriter

-FROM openresty/openresty:alpine AS without_tag
+FROM registry.gitlab.syncad.com/hive/common-ci-configuration/nginx:ecd325dd43aee24562f59195ef51a20fa15514d4 AS without_tag
 
 COPY docker/balance_tracker_nginx.conf.template /usr/local/openresty/nginx/conf/nginx.conf.template
 COPY docker/rewriter_entrypoint.sh /entrypoint.sh

docker/ci/Dockerfile

-# syntax=docker/dockerfile:1.5
+# syntax=registry.gitlab.syncad.com/hive/common-ci-configuration/dockerfile:1.5
 # When updating docker-builder and benchmark-test-runner use the images built from latest develop commit
 # from repository registry.gitlab.syncad.com/hive/common-ci-configuration
 FROM registry.gitlab.syncad.com/hive/common-ci-configuration/docker-builder:7ea99b10bbf0f9b1fbb88f52a78ead4c82f15d75