Update io_bazel_rules_scala digest to 85f85d1

Author: renovate[bot]

WORKSPACE

@@ -58,9 +58,9 @@ http_archive(
 
 http_archive(
     name = "io_bazel_rules_scala",
-    sha256 = "f2c4ce959454bfd6eb9e34610e7e856a75bb8ae3a3b646f4b1c72932650ec427",
-    strip_prefix = "rules_scala-02ea8039522e60a534c731310012e7e061d19e26",
-    url = "https://github.com/bazelbuild/rules_scala/archive/02ea8039522e60a534c731310012e7e061d19e26.tar.gz",
+    sha256 = "61e4ae1b74db7128f0675b550eb4a5dc9c2dc927b1d4e46ee73784dab44e512d",
+    strip_prefix = "rules_scala-85f85d12f225695dc7eb7a9d5928fd0a93c05b93",
+    url = "https://github.com/bazelbuild/rules_scala/archive/85f85d12f225695dc7eb7a9d5928fd0a93c05b93.tar.gz",
 )
 
 http_archive(