Fix buildifier finding in rules_cc

BEGIN_PUBLIC

Fix buildifier finding in rules_cc

Fixes an out-of-order dictionary entry identified by the rules_cc Bazel CI.

END_PUBLIC

PiperOrigin-RevId: 671626223
Change-Id: Ib33fa36db879a5cd89cb2d01bb5b671e706de77b

cc/toolchains/args.bzl

@@ -91,9 +91,6 @@ _cc_args = rule(
 See @rules_cc//cc/toolchains/actions:all for valid options.
 """,
         ),
-        "env": attr.string_dict(
-            doc = "Environment variables to be added to the command-line.",
-        ),
         "allowlist_include_directories": attr.label_list(
             providers = [DirectoryInfo],
             doc = """Include paths implied by using this rule.
@@ -104,6 +101,9 @@ Bazel checks that all included headers are properly provided by a dependency or
 allowlisted through this mechanism.
 """,
         ),
+        "env": attr.string_dict(
+            doc = "Environment variables to be added to the command-line.",
+        ),
         "requires_any_of": attr.label_list(
             providers = [FeatureConstraintInfo],
             doc = """This will be enabled when any of the constraints are met.