DM tools scraper: Add new required flags. (#31078)

In 1.2.0, the scraper used positional arguments, now it uses
flags. This is better, IMO. Moving the script to the new format
so we can get some of the improvements from the newer scraper
revisions.

scripts/spec_xml/generate_spec_xml.py

@@ -79,7 +79,7 @@ def scrape_clusters(scraper, spec_root, output_dir, dry_run):
 
     def scrape_cluster(filename: str) -> None:
         xml_path = get_xml_path(filename, clusters_output_dir)
-        cmd = [scraper, 'cluster', filename, xml_path, '-nd']
+        cmd = [scraper, 'cluster', '-i', filename, '-o', xml_path, '-nd']
         if dry_run:
             print(cmd)
         else:
@@ -109,7 +109,7 @@ def scrape_device_types(scraper, spec_root, output_dir, dry_run):
 
     def scrape_device_type(filename: str) -> None:
         xml_path = get_xml_path(filename, device_types_output_dir)
-        cmd = [scraper, 'devicetype', '-c', clusters_output_dir, '-nd', filename, xml_path]
+        cmd = [scraper, 'devicetype', '-c', clusters_output_dir, '-nd', '-i', filename, '-o', xml_path]
         if dry_run:
             print(cmd)
         else: