Update io_bazel_rules_scala digest to bfa9167

Author: renovate[bot]

WORKSPACE

@@ -56,9 +56,9 @@ http_archive(
 
 http_archive(
     name = "io_bazel_rules_scala",
-    sha256 = "b7f63d1dbb6708e12ce835d427ff201cef15fd005df1109058faaa16dd185abe",
-    strip_prefix = "rules_scala-dcbfa36fc174758f6195aa49e26b423cb4594e16",
-    url = "https://github.com/bazelbuild/rules_scala/archive/dcbfa36fc174758f6195aa49e26b423cb4594e16.tar.gz",
+    sha256 = "5b2c7b564f805e55fd21461d9f8e708913132941f3d4aa7505cc60bb164fd43e",
+    strip_prefix = "rules_scala-bfa91670e559664c6a14b75181252f9631f508f0",
+    url = "https://github.com/bazelbuild/rules_scala/archive/bfa91670e559664c6a14b75181252f9631f508f0.tar.gz",
 )
 
 http_archive(