Bump haproxy to 2.7.6 (#318)

* Bump haproxy to 2.7.6

* make it easier to run integration tests from start-docker-for-testing

Author: geofffranks

config/blobs.yml

@@ -1,7 +1,6 @@
-haproxy/haproxy-2.5.4.tar.gz:
-  size: 3819082
-  object_id: 3c455980-a40b-4820-5aec-b60d9db102c7
-  sha: sha256:dc4015d85c7fef811b459803b763001d809b07a9251dc1864fedb9a07b44aefb
+haproxy/haproxy-2.7.6.tar.gz:
+  size: 4162978
+  sha: sha256:133f357ddb3fcfc5ad8149ef3d74cbb5db6bb4a5ab67289ce0b0ab686cdeb74f
 jq/jq-1.6-linux64.tgz:
   size: 1708805
   object_id: cb77c7f7-d8d5-45d5-6117-f49a92bafb1f

packages/haproxy/spec

@@ -2,4 +2,4 @@
 name: haproxy
 
 files:
-  - haproxy/haproxy-2.5.4.tar.gz
+  - haproxy/haproxy-2.7.6.tar.gz

scripts/start-docker-for-testing.sh

@@ -10,6 +10,7 @@ PREPARE_CONTAINER="cd ${MOUNT_DIR}; source .envrc; scripts/setup-test-environmen
 docker pull "${IMAGE}"
 docker run -it \
   -v "${ROUTING_RELEASE_DIR}:${MOUNT_DIR}" \
+  -e "GOFLAGS=-buildvcs=false" \
   "${IMAGE}" \
   /bin/bash -c "${PREPARE_CONTAINER}"