Revert "see if this works"

This reverts commit 89d6cdc.

Author: rebrowning

st2common/st2common/util/schema/__init__.py

@@ -419,16 +419,9 @@ def validate(
     :type use_default: ``bool``
     """
     instance = fast_deepcopy_dict(instance)
-    schema_type = None
-    if isinstance(schema, dict):
-        schema_type = schema.get("type", None)
-
+    schema_type = schema.get("type", None)
     instance_is_dict = isinstance(instance, dict)
 
-    if isinstance(schema, dict) and ("type" in schema or "$schema" in schema):
-        jsonschema.validate(instance=instance, schema=schema, *args, **kwargs)
-        return instance
-
     if use_default and allow_default_none:
         schema = modify_schema_allow_default_none(schema=schema)