gh-110020: Fix unused variable warnings in bytecodes.c

[sobolevn]

Refs #109943

• Issue: Warning: unused variable ‘owner_cls’ in generated_cases.c.h #110020

[markshannon]

Thanks for tidying this up.

[gvanrossum]

Thanks!

[bedevere-bot]

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot s390x SLES 3.x has failed when building commit 3814bc1.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/540/builds/6664) and take a look at the build logs.
4. Check if the failure is related to this commit (3814bc1) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/540/builds/6664

Failed tests:

• test_eintr

Failed subtests:

• test_all - test.test_eintr.EINTRTests.test_all
• test_flock - main.FNTLEINTRTest.test_flock
• test_lockf - main.FNTLEINTRTest.test_lockf

Summary of the results of the build (if available):

==

Click to see traceback logs

Traceback (most recent call last):
  File "/home/dje/cpython-buildarea/3.x.edelsohn-sles-z/build/Lib/test/test_eintr.py", line 17, in test_all
    script_helper.run_test_script(script)
  File "/home/dje/cpython-buildarea/3.x.edelsohn-sles-z/build/Lib/test/support/script_helper.py", line 300, in run_test_script
    raise AssertionError(f"{name} failed")
AssertionError: script _test_eintr.py failed


Traceback (most recent call last):
  File "/home/dje/cpython-buildarea/3.x.edelsohn-sles-z/build/Lib/test/_test_eintr.py", line 523, in test_lockf
    self._lock(fcntl.lockf, "lockf")
  File "/home/dje/cpython-buildarea/3.x.edelsohn-sles-z/build/Lib/test/_test_eintr.py", line 515, in _lock
    self.assertGreaterEqual(dt, self.sleep_time)
AssertionError: 0.19991475902497768 not greater than or equal to 0.2


Traceback (most recent call last):
  File "/home/dje/cpython-buildarea/3.x.edelsohn-sles-z/build/Lib/test/_test_eintr.py", line 526, in test_flock
    self._lock(fcntl.flock, "flock")
  File "/home/dje/cpython-buildarea/3.x.edelsohn-sles-z/build/Lib/test/_test_eintr.py", line 515, in _lock
    self.assertGreaterEqual(dt, self.sleep_time)
AssertionError: 0.18251069821417332 not greater than or equal to 0.2