run_isolated.py: install CIPD packages

client/swarming.py

Index: client/swarming.py
diff --git a/client/swarming.py b/client/swarming.py
index 2fead3ed37345d5af91a34367e0bd8d25cd4f7cd..92eb81f0de38f42c38bfa03c08065343a3e5816e 100755
--- a/client/swarming.py
+++ b/client/swarming.py
@@ -1395,7 +1395,8 @@ def CMDreproduce(parser, args):
         workdir = os.path.join(workdir, bundle.relative_cwd)
       command.extend(properties.get('extra_args') or [])
     # https://github.com/luci/luci-py/blob/master/appengine/swarming/doc/Magic-Values.md
-    new_command = run_isolated.process_command(command, options.output_dir)
+    new_command = run_isolated.process_command(
+        command, options.output_dir, None)
     if not options.output_dir and new_command != command:
       parser.error('The task has outputs, you must use --output-dir')
     command = new_command