Revert "Try run spawn instead of test during warmup"

This reverts commit 5fd7ecd.

zombienet/docker/test_runner.py

@@ -41,20 +41,8 @@ def main():
     subprocess.run(f"docker run -d --name {container_name} {image_name} tail -f /dev/null", shell=True, check=True)
     print_with_flush(f"Container started with name: {container_name}")
 
-    # Split the test_command into a list of words
-    words = test_command.split()
-
-    # Replace 'test' with 'spawn' in the list
-    words = ['spawn' if word == 'test' else word for word in words]
-
-    # Replace '.zndsl' with '.toml' in the last word
-    words[-1] = words[-1].replace('.zndsl', '.toml')
-
-    # Join the list back into a string
-    first_test_command = ' '.join(words)
-
-    print_with_flush(f"Running test: {first_test_command} (warm-up)")
-    first_attempt = run_test(container_name, first_test_command)
+    print_with_flush(f"Running test: {test_command} (warm-up)")
+    first_attempt = run_test(container_name, test_command)
 
     if first_attempt == 0:
         print_with_flush("Test passed on the first attempt (warm-up).")