fix(benchmark/iast): fix import error in propagation scenario (#6898)

Author: avara1986

benchmarks/appsec_iast_propagation/scenario.py

@@ -5,8 +5,8 @@
 from ddtrace.appsec.iast._taint_tracking import OriginType
 from ddtrace.appsec.iast._taint_tracking import Source
 from ddtrace.appsec.iast._taint_tracking import TaintRange
-from ddtrace.appsec.iast._taint_tracking import contexts_reset
 from ddtrace.appsec.iast._taint_tracking import create_context
+from ddtrace.appsec.iast._taint_tracking import reset_context
 from ddtrace.appsec.iast._taint_tracking import set_ranges
 from ddtrace.appsec.iast._taint_tracking.aspects import add_aspect
 from ddtrace.appsec.iast._taint_tracking.aspects import join_aspect
@@ -50,7 +50,7 @@ def aspect_function(internal_loop, tainted):
 
 def new_request(enable_propagation):
     tainted = b"my_string".decode("ascii")
-    contexts_reset()
+    reset_context()
     create_context()
 
     if enable_propagation: