[stubsabot] Bump pika to 1.4.*

Release: https://pypi.org/pypi/pika/1.4.0
Homepage: https://pika.readthedocs.io
Repository: https://github.com/pika/pika
Typeshed stubs: https://github.com/python/typeshed/tree/main/stubs/pika
Diff: pika/pika@1.3.2...1.4.0

Stubsabot analysis of the diff between the two releases:
 - 4 public Python files have been added: `examples/basic_publisher_threaded.py`, `tests/conftest.py`, `tests/unit/asyncio_connection_tests.py`, `tests/unit/select_connection_interrupt_tests.py`.
 - 0 files included in typeshed's stubs have been deleted.
 - 28 files included in typeshed's stubs have been modified or renamed.
 - Total lines of Python code added: 4249.
 - Total lines of Python code deleted: 3253.

If stubtest fails for this PR:
- Leave this PR open (as a reminder, and to prevent stubsabot from opening another PR)
- Fix stubtest failures in another PR, then close this PR

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Author: stubsabot

stubs/pika/METADATA.toml

@@ -1,4 +1,4 @@
-version = "1.3.*"
+version = "1.4.*"
 upstream-repository = "https://github.com/pika/pika"
 stub-distribution = "types-pika-ts" # https://github.com/python/typeshed/issues/9246
 extra-description = """\