hs-test: proxy testing improvement

- new container topologies and suites for VPP proxy and Envoy proxy
- removed build docker image since it can't be used with CI cache
  builder, container builders are designed to be stateless, they
  only preserve build-cache, but not images

Type: test
Change-Id: I93e4d079780d18d6aa3b5ce807adc4707b6f2d9b
Signed-off-by: Matus Fabian <matfabia@cisco.com>
diff --git a/extras/hs-test/script/build_hst.sh b/extras/hs-test/script/build_hst.sh
index e7e8a0f..9b11f5f 100755
--- a/extras/hs-test/script/build_hst.sh
+++ b/extras/hs-test/script/build_hst.sh
@@ -84,10 +84,9 @@
 docker_build hs-test/vpp vpp
 docker_build hs-test/nginx-ldp nginx
 docker_build hs-test/nginx-server nginx-server
-docker_build hs-test/build build
+docker_build hs-test/curl curl
 if [ "$HST_EXTENDED_TESTS" = true ] ; then
     docker_build hs-test/nginx-http3 nginx-http3
-    docker_build hs-test/curl curl
 fi
 
 # cleanup detached images
diff --git a/extras/hs-test/script/nginx_mirroring_entrypoint.sh b/extras/hs-test/script/nginx_server_entrypoint.sh
similarity index 100%
rename from extras/hs-test/script/nginx_mirroring_entrypoint.sh
rename to extras/hs-test/script/nginx_server_entrypoint.sh