Update dependency bazel_toolchains to v1.2.4 (#1320)

Author: renovate-bot

WORKSPACE

@@ -401,10 +401,10 @@ register_execution_platforms(
 
 http_archive(
     name = "bazel_toolchains",
-    sha256 = "ca8aa49ceb47e9bee04dd67f0bec0b010032b37ebbe67147b535237e801d9a87",
-    strip_prefix = "bazel-toolchains-1.2.2",
+    sha256 = "04b10647f76983c9fb4cc8d6eb763ec90107882818a9c6bef70bdadb0fdf8df9",
+    strip_prefix = "bazel-toolchains-1.2.4",
     urls = [
-        "https://github.com/bazelbuild/bazel-toolchains/archive/1.2.2.tar.gz",
+        "https://github.com/bazelbuild/bazel-toolchains/archive/1.2.4.tar.gz",
     ],
 )
 

testing/download_pkgs_at_root/WORKSPACE

@@ -45,11 +45,11 @@ http_archive(
 
 http_archive(
     name = "bazel_toolchains",
-    sha256 = "ca8aa49ceb47e9bee04dd67f0bec0b010032b37ebbe67147b535237e801d9a87",
-    strip_prefix = "bazel-toolchains-1.2.2",
+    sha256 = "04b10647f76983c9fb4cc8d6eb763ec90107882818a9c6bef70bdadb0fdf8df9",
+    strip_prefix = "bazel-toolchains-1.2.4",
     urls = [
-        "https://github.com/bazelbuild/bazel-toolchains/archive/1.2.2.tar.gz",
-        "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/1.2.2.tar.gz",
+        "https://github.com/bazelbuild/bazel-toolchains/archive/1.2.4.tar.gz",
+        "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/1.2.4.tar.gz",
     ],
 )