feat(langchain): Support v1

[sentrivana]

Description

Issues

Reminders

• Please add tests to validate your changes, and lint your code using tox -e linters.
• Add GH Issue ID & Linear ID (if applicable)
• PR title should use conventional commit style (feat:, fix:, ref:, meta:)
• For external contributors: CONTRIBUTING.md, Sentry SDK development docs, Discord community

[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
23508	1	23507	2310

View the top 1 failed test(s) by shortest run time

::tests.integrations.langchain.test_langchain

Stack Traces | 0s run time

ImportError while importing test module '.../integrations/langchain/test_langchain.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
.tox/py3.10-langchain-base-v1.0.0a10/lib/python3.10.../site-packages/_pytest/python.py:498: in importtestmodule
    mod = import_path(
.tox/py3.10-langchain-base-v1.0.0a10/lib/python3.10.../site-packages/_pytest/pathlib.py:587: in import_path
    importlib.import_module(module_name)
.../hostedtoolcache/Python/3.10.18.../x64/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
<frozen importlib._bootstrap>:1050: in _gcd_import
    ???
<frozen importlib._bootstrap>:1027: in _find_and_load
    ???
<frozen importlib._bootstrap>:1006: in _find_and_load_unlocked
    ???
<frozen importlib._bootstrap>:688: in _load_unlocked
    ???
.tox/py3.10-langchain-base-v1.0.0a10/lib/python3.10.../_pytest/assertion/rewrite.py:186: in exec_module
    exec(co, module.__dict__)
.../integrations/langchain/test_langchain.py:27: in <module>
    from langchain.agents import tool, AgentExecutor, create_openai_tools_agent
E   ImportError: cannot import name 'tool' from 'langchain.agents' (.../sentry-python/sentry-python/.tox/py3.10-langchain-base-v1.0.0a10/lib/python3.10.../langchain/agents/__init__.py)

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