Change profile.stack_collectors to singular

Author: lkollar

Lib/profile/sample.py

@@ -3,13 +3,12 @@
 import pstats
 import statistics
 import time
-import sys
 import sysconfig
 from collections import deque
 from _colorize import ANSIColors
 
 from .pstats_collector import PstatsCollector
-from .stack_collectors import CollapsedStackCollector
+from .stack_collector import CollapsedStackCollector
 
 FREE_THREADED_BUILD = sysconfig.get_config_var("Py_GIL_DISABLED") is not None
 

Lib/profile/stack_collectors.py renamed to Lib/profile/stack_collector.py

@@ -12,7 +12,7 @@
 from unittest import mock
 
 from profile.pstats_collector import PstatsCollector
-from profile.stack_collectors import (
+from profile.stack_collector import (
     CollapsedStackCollector,
 )