Update rules_go to 0.16.0 (#209)

repositories/repositories.bzl

diff --git a/repositories/repositories.bzl b/repositories/repositories.bzl
index e76a498..cd17dae 100644
--- a/repositories/repositories.bzl
+++ b/repositories/repositories.bzl
@@ -63,8 +63,8 @@
     if "io_bazel_rules_go" not in excludes:
         http_archive(
             name = "io_bazel_rules_go",
-            sha256 = "ba79c532ac400cefd1859cbc8a9829346aa69e3b99482cd5a54432092cbc3933",
-            urls = ["https://github.com/bazelbuild/rules_go/releases/download/0.13.0/rules_go-0.13.0.tar.gz"],
+            url = "https://github.com/bazelbuild/rules_go/releases/download/0.16.0/rules_go-0.16.0.tar.gz",
+            sha256 = "ee5fe78fe417c685ecb77a0a725dc9f6040ae5beb44a0ba4ddb55453aad23a8a",
         )
 
     if "base_images_docker" not in excludes: