Exclude tracking frames from stack traces

Ensure that stack traces do not include any of the cache or SQL panel
tracking infrastructure even if HIDE_IN_STACKTRACES is empty.

Author: living180

debug_toolbar/panels/cache.py

@@ -135,7 +135,7 @@ def _record_call(self, cache, name, original_method, args, kwargs):
             return_value=value,
             args=args,
             kwargs=kwargs,
-            trace=get_stack_trace(),
+            trace=get_stack_trace(skip=2),
             template_info=get_template_info(),
             backend=cache,
         )

debug_toolbar/panels/sql/tracking.py

@@ -176,7 +176,7 @@ def _record(self, method, sql, params):
                 "raw_sql": sql,
                 "params": _params,
                 "raw_params": params,
-                "stacktrace": get_stack_trace(),
+                "stacktrace": get_stack_trace(skip=2),
                 "start_time": start_time,
                 "stop_time": stop_time,
                 "is_slow": duration > dt_settings.get_config()["SQL_WARNING_THRESHOLD"],