Remove legacy bootmagic cli parsing (#18099)

lib/python/qmk/info.py

@@ -110,14 +110,7 @@ def info_json(keyboard):
 def _extract_features(info_data, rules):
     """Find all the features enabled in rules.mk.
     """
-    # Special handling for bootmagic which also supports a "lite" mode.
-    if rules.get('BOOTMAGIC_ENABLE') == 'lite':
-        rules['BOOTMAGIC_LITE_ENABLE'] = 'on'
-        del rules['BOOTMAGIC_ENABLE']
-    if rules.get('BOOTMAGIC_ENABLE') == 'full':
-        rules['BOOTMAGIC_ENABLE'] = 'on'
-
-    # Process the rest of the rules as booleans
+    # Process booleans rules
     for key, value in rules.items():
         if key.endswith('_ENABLE'):
             key = '_'.join(key.split('_')[:-1]).lower()