Refactor _handle_exception method for Falcon 3

Author: emdneto

instrumentation/opentelemetry-instrumentation-falcon/src/opentelemetry/instrumentation/falcon/__init__.py

@@ -328,13 +328,7 @@ def __del__(self):
         if self in _InstrumentedFalconAPI._instrumented_falcon_apps:
             _InstrumentedFalconAPI._instrumented_falcon_apps.remove(self)
 
-<<<<<<< fix/falcon-handle-exception-pylint-4198
     if _falcon_version == 1:
-=======
-    def _handle_exception(self, arg1, arg2, arg3, arg4):  # pylint: disable=C0103,W0237
-        # Falcon 3 does not execute middleware within the context of the exception
-        # so we capture the exception here and save it into the env dict
->>>>>>> main
 
         def _handle_exception(self, ex, req, resp, params):
             # Falcon 3 does not execute middleware within the context
@@ -346,12 +340,7 @@ def _handle_exception(self, ex, req, resp, params):
             _, exc, _ = exc_info()
             req.env[_ENVIRON_EXC] = exc
 
-<<<<<<< fix/falcon-handle-exception-pylint-4198
             return super()._handle_exception(ex, req, resp, params)
-=======
-        if _falcon_version == 1:
-            return super()._handle_exception(ex, req, resp, params)  # pylint: disable=W1114
->>>>>>> main
 
     else: