[infra] Remove flag from run_recipe.py

Change-Id: I2915bd06c96a55054e97e95e848a9ea12cdb0100
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/233036
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Eric Boren <borenet@google.com>
1 file changed