app/factorio: update to 0.17.52

Change-Id: I70230b1f83a40cc70015e135e25319116c6e15e8
diff --git a/WORKSPACE b/WORKSPACE
index 96648b6..2949bcf 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -11,6 +11,7 @@
 # Nix packages
 
 load("@io_tweag_rules_nixpkgs//nixpkgs:nixpkgs.bzl", "nixpkgs_git_repository", "nixpkgs_package")
+
 nixpkgs_git_repository(
     name = "nixpkgs",
     revision = "2f1f9a9fe8a3c22f0677733523eaf6bd33995d50",
@@ -19,7 +20,7 @@
 nixpkgs_package(
     name = "nixops",
     attribute_path = "nixops",
-    repositories = { "nixpkgs": "@nixpkgs" },
+    repositories = {"nixpkgs": "@nixpkgs"},
 )
 
 # Python rules
@@ -51,10 +52,12 @@
     remote = "https://github.com/q3k/rules_docker",
     commit = "4642a2a7775e5713596bd6e37758735a0f38aa6e",
 )
+
 load(
     "@io_bazel_rules_docker//repositories:repositories.bzl",
     container_repositories = "repositories",
 )
+
 container_repositories()
 
 # Docker base images
@@ -79,13 +82,14 @@
 
 # HTTP stuff from the Internet
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_file")
+
 http_file(
     name = "factorio-headless-0.16.51",
     urls = ["https://factorio.com/get-download/0.16.51/headless/linux64"],
     sha256 = "6cb09f5ac87f16f8d5b43cef26c0ae26cc46a57a0382e253dfda032dc5bb367f",
     downloaded_file_path = "factorio.tar.xz",
 )
-load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_file")
+
 http_file(
     name = "factorio-headless-0.17.41",
     urls = ["https://factorio.com/get-download/0.17.41/headless/linux64"],
@@ -93,6 +97,14 @@
     downloaded_file_path = "factorio.tar.xz",
 )
 
+http_file(
+    name = "factorio-headless-0.17.52",
+    urls = ["https://factorio.com/get-download/0.17.52/headless/linux64"],
+    sha256 = "24458a4e16875b0b63677b7e7a068ce2e5b298c110381d17c6f596fd1406db0e",
+    downloaded_file_path = "factorio.tar.xz",
+)
+
+
 # Go rules
 
 http_archive(
@@ -148,7 +160,6 @@
     sha1 = "4216af16d38465bbab0f3dff8efa14204f7a399a",
 )
 
-
 # Go repositories
 
 go_repository(