update docker

Author: gkorland

.circleci/config.yml

@@ -24,5 +24,5 @@ jobs:
       # specify any bash command here prefixed with `run: `
       - run: go get -v -t -d ./...
       - run: |
-          docker run -d -p 6379:6379 -it --rm --name redisgraph redislabs/redisgraph
+          docker run -d -p 6379:6379 -it --rm --name redisgraph redislabs/redisgraph:edge
           go test -v ./...